Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

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Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya
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Transcript of Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Page 1: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Sensory Awareness TrailProject 06209

Tony Wong

Luke Hogan

Rich Adams

Chiedu Monu

Tim Mugwanya

Page 2: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Mission StatementMission Statement

• To provide sensory stimulation by To provide sensory stimulation by implementing various sights and implementing various sights and sounds that incorporate physical sounds that incorporate physical presence of the environment.presence of the environment.

• Sponsor: Everybody Rides Program Sponsor: Everybody Rides Program located in Newark, NYlocated in Newark, NY

Page 3: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

BackgroundBackground

• Everybody Rides is a non-profit Everybody Rides is a non-profit therapeutic horseback riding program that therapeutic horseback riding program that serves over 400 riders with developmental serves over 400 riders with developmental disabilities annually. disabilities annually.

• Uses Uses HippotherapyHippotherapy, or therapy on , or therapy on horseback. A physical therapist and riding horseback. A physical therapist and riding instructor work as a team to provide instructor work as a team to provide exercises which positively impact the exercises which positively impact the rider's physical limitations.rider's physical limitations.

Page 4: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

StakeholdersStakeholders

• People with Developmental People with Developmental Disabilities Disabilities

• Employees and Volunteers of the Employees and Volunteers of the Everybody Rides programEverybody Rides program

• Maintenance Personnel Maintenance Personnel

• Physical TherapistsPhysical Therapists

Page 5: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

MarketMarket

• Primary Market – Riders, trainers, and Primary Market – Riders, trainers, and other employees of the Everybody Rides other employees of the Everybody Rides Program.Program.

• Secondary Market – Other therapeutic Secondary Market – Other therapeutic horseback riding programs and sensory horseback riding programs and sensory trails.trails.

Page 6: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Needs AssessmentNeeds Assessment

– Stimulate the motor skills of participants.Stimulate the motor skills of participants.– Incorporate sensory stimulus for all participants Incorporate sensory stimulus for all participants

especially those who are visually-impaired.especially those who are visually-impaired.– Help participants understand their surroundings Help participants understand their surroundings

and its features.and its features.– Projects shall require little maintenance and Projects shall require little maintenance and

should be easily accessible to maintenance crews.should be easily accessible to maintenance crews.– All projects shall be safe for all ages and abilities.All projects shall be safe for all ages and abilities.– The project component shall not cause a The project component shall not cause a

disturbance to all users including humans as well disturbance to all users including humans as well as horses on the trail.as horses on the trail.

Page 7: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Needs Assessment (cont.)Needs Assessment (cont.)

– Any required electrical energy shall be generated Any required electrical energy shall be generated on site using a renewable power source.on site using a renewable power source.

– All project components shall be weatherproof.All project components shall be weatherproof.– Constructed stations shall not be easily Constructed stations shall not be easily

accessible to small animals. accessible to small animals. – Project components shall not obstruct the pre-Project components shall not obstruct the pre-

existing trail.existing trail.– Anything built shall look as natural as possible.Anything built shall look as natural as possible.– Develop a plan of unfinished projects for future Develop a plan of unfinished projects for future

design groups to undertake.design groups to undertake.

Page 8: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Design RequirementsDesign Requirements

MechanicalMechanical– All projects require maintenance less than 3 times annually.All projects require maintenance less than 3 times annually.– Electronics are enclosed in no less than one layer of Electronics are enclosed in no less than one layer of

weatherproofing.weatherproofing.– All electronic enclosures are screwed shut.All electronic enclosures are screwed shut.– All wood is pressure treated and/or sealed with water repellant.All wood is pressure treated and/or sealed with water repellant.

ElectricalElectrical– No more than 300 mA on any circuits.No more than 300 mA on any circuits.– All power sources must be renewable/rechargeable.All power sources must be renewable/rechargeable.

AestheticsAesthetics– All installed objects are off of the beaten path in locations agreed All installed objects are off of the beaten path in locations agreed

upon by Everybody Rides.upon by Everybody Rides.– All projects’ external parts are colors or materials found in All projects’ external parts are colors or materials found in

nature.nature.

Page 9: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Design Requirements (cont.)Design Requirements (cont.)ActivityActivity

– 1/3 of devices installed stimulate the motor skills of participants 1/3 of devices installed stimulate the motor skills of participants either by using the device itself or by doing as it instructs.either by using the device itself or by doing as it instructs.

– 100% of devices installed stimulate the sense of hearing when 100% of devices installed stimulate the sense of hearing when used properly.used properly.

– If all devices are used on the trail:If all devices are used on the trail:• Sense of smell is stimulated at least once.Sense of smell is stimulated at least once.• Sense of touch is stimulated at least once.Sense of touch is stimulated at least once.• Sense of sight is stimulated beyond the normal level on the trail at Sense of sight is stimulated beyond the normal level on the trail at

least once.least once.– At least 4 narrative boxes highlight different aspects of the trail.At least 4 narrative boxes highlight different aspects of the trail.

SafetySafety– Any edges on devices are no sharper than anything found in Any edges on devices are no sharper than anything found in

nature.nature.– Load bearing projects have a factor of safety of 2 or higher.Load bearing projects have a factor of safety of 2 or higher.– No device uses flashing lights.No device uses flashing lights.– Decibel levels of all installed devices, when used as instructed, Decibel levels of all installed devices, when used as instructed,

do not exceed 85. do not exceed 85. – All open containers intended for storage (baskets, buckets, etc.) All open containers intended for storage (baskets, buckets, etc.)

have openings of 12” diameter or greater.have openings of 12” diameter or greater.GeneralGeneral

– Plan includes top 4 ideas not installed on the trail as agreed Plan includes top 4 ideas not installed on the trail as agreed upon by everybody rides.upon by everybody rides.

Page 10: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

QFDQFD

Page 11: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

QFDQFD

Top Ranking Design Requirements

1.Electronics are enclosed in no less than one layer of weather

proofing

2. Decibel levels are no more than 85

3. No devices use flashing lights

4. Load bearing objects have factor of safety of 2 or higher

5. All wood is pressure treated and/or sealed with water repellant

Page 12: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Assessment of Existing DesignsAssessment of Existing Designs

  CUSTOMER REQUIREMENTSEverybody Rides

SASOL Sensory Trail

Blue Marsh Lakes

Sensory Trail At Earth Center

Alabama Sensory Trail

1.Develop plan for future groups 5 0 0 0 0

2. Stimulate Motor Skills 5 5 3 3 7

3.Incorporate Sensory Stimulus 7 7 7 7 5

4.Help understand surroundings 3 10 7 3 3

5. Require little maintenance 5 7 10 7 7

6. All projects should be safe 10 7 7 7 7

7.Projects should not cause disturbance 7 7 7 5 7

8. All energy renewable 7 0 1 0 0

9. Weatherproof 7 7 10 10 5

10.Not easily accessible to animals 5 0 1 3 5

11.Not obstruct pre-existing trail 5 10 10 0 3

12. Look natural 7 10 5 0 7

  SUMMATIONS 73 70 68 45 56

Page 13: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

List of IdeasList of Ideas

NameName OperationOperation

11 Narrative Audio BoxesNarrative Audio Boxes Electrical box that informs uses about Electrical box that informs uses about nature via speakersnature via speakers

22 Talking Animal SilhouettesTalking Animal SilhouettesElectrical Box that is used with animal Electrical Box that is used with animal

silhouettes to inform uses about silhouettes to inform uses about different animalsdifferent animals

33 Solar-powered fountainSolar-powered fountain Self powered fountain water fountainSelf powered fountain water fountain

44 BridgeBridge Bridge that crosses stream to allow access Bridge that crosses stream to allow access to part of the trailto part of the trail

55 Bamboo ChimesBamboo Chimes Large chime where users strike bamboo to Large chime where users strike bamboo to produce soundsproduce sounds

66 Squirrel Bird StationSquirrel Bird Station Device mounted to a tree where users pull a Device mounted to a tree where users pull a rope to move a squirrel up a trackrope to move a squirrel up a track

77 WoodpeckerWoodpeckerWooden bird mounted to a tree where users Wooden bird mounted to a tree where users

pull a rope to make it rock and hit the pull a rope to make it rock and hit the treetree

88 Pine cone bucketsPine cone buckets Wicker baskets mounted on trees for users Wicker baskets mounted on trees for users to transport pine cones in and out of to transport pine cones in and out of

99 Hand-Powered AnimalsHand-Powered Animals Crank is moved by users to make animals Crank is moved by users to make animals hop up and downhop up and down

1010 Water-wheelWater-wheel A wheel that users can turn to cause water A wheel that users can turn to cause water to splashto splash

1111 Trotting WheelsTrotting Wheels Large wheel that is spun to cause noises of Large wheel that is spun to cause noises of horse hoofshorse hoofs

1212 MapMap Map at beginning of trail to allow users to Map at beginning of trail to allow users to know where things areknow where things are

1313 Nature Scent StationNature Scent Station Station where air pump is hit to cause a Station where air pump is hit to cause a smell to be releasedsmell to be released

1414 Squirting FishSquirting Fish Fish are mounted on a post where users can Fish are mounted on a post where users can make water come out of their mouthsmake water come out of their mouths

1515 Ramp / Footprint IdentifierRamp / Footprint IdentifierA ramp to climb where, at the top, a A ramp to climb where, at the top, a

concrete animal footprint identifier can concrete animal footprint identifier can be foundbe found

1616 Feeling BoxesFeeling Boxes Boxes that contain different objects to touch Boxes that contain different objects to touch like fur or rockslike fur or rocks

Page 14: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

FeasibilityTechnical FeasibilityTechnical Feasibility

  

Group Group ExperiencExperienc

ee

ReferencReference e

MaterialMaterialToolTool

ss

AveragAverage e

RankinRankingg

Pine Cone BucketsPine Cone Buckets 55 55 55 5.005.00

Solar Powered FountainSolar Powered Fountain 44 55 55 4.674.67

Feeling BoxesFeeling Boxes 44 44 55 4.334.33

WoodpeckerWoodpecker 33 44 55 4.004.00

Squirrel Chase Squirrel Chase 33 44 55 4.004.00

MapMap 33 44 55 4.004.00

BridgeBridge 22 55 55 4.004.00

Nature Scent StationNature Scent Station 44 33 55 4.004.00

Hand Powered AnimalsHand Powered Animals 33 33 55 3.673.67

Bamboo ChimesBamboo Chimes 33 33 55 3.673.67

Water WheelWater Wheel 22 33 55 3.333.33

Ramp to FootprintRamp to Footprint 22 33 55 3.333.33

Trotting WheelTrotting Wheel 22 33 55 3.333.33

Squirting FishSquirting Fish 11 33 55 3.003.00

Talking Animal SilhouettesTalking Animal Silhouettes 11 33 33 2.332.33

Narrative Audio BoxesNarrative Audio Boxes 11 33 33 2.332.33

5 = most feasible, 1 = least feasible

Page 15: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

FeasibilityFeasibilitySchedule Feasibility (hours)Schedule Feasibility (hours)

  AnalysiAnalysi

ssResearcResearc

hh

Installation Installation and and

ConstructioConstructionn

SetbackSetbackss

TestinTestingg

Total Total HoursHours

RankinRankingg

Solar Powered Solar Powered FountainFountain 0.00.0 0.50.5 2.52.5 1.01.0 0.50.5 4.54.5 55

Pine Cone BucketsPine Cone Buckets 0.50.5 1.01.0 2.52.5 1.01.0 0.00.0 5.05.0 55

Feeling BoxesFeeling Boxes 0.50.5 1.01.0 3.03.0 1.01.0 0.00.0 5.55.5 55

Squirrel Chase Squirrel Chase 3.03.0 3.03.0 5.05.0 1.01.0 0.50.5 12.512.5 44

WoodpeckerWoodpecker 5.05.0 2.02.0 5.05.0 1.01.0 0.50.5 13.513.5 44

Hand Powered Hand Powered AnimalsAnimals 4.04.0 3.03.0 6.06.0 1.51.5 0.50.5 15.015.0 44

Squirting FishSquirting Fish 5.05.0 1.01.0 20.020.0 1.01.0 0.50.5 27.527.5 44

Nature Scent Nature Scent StationStation 5.05.0 1.01.0 20.020.0 1.01.0 0.50.5 27.527.5 44

MapMap 2.02.0 2.02.0 60.060.0 2.02.0 0.00.0 66.066.0 33

Bamboo ChimesBamboo Chimes 6.06.0 5.05.0 60.060.0 1.01.0 0.50.5 72.572.5 33

Ramp to FootprintRamp to Footprint 10.010.0 3.03.0 60.060.0 3.03.0 0.50.5 76.576.5 33

Water WheelWater Wheel 10.010.0 3.03.0 60.060.0 3.03.0 1.01.0 77.077.0 33

Trotting WheelTrotting Wheel 20.020.0 3.03.0 60.060.0 3.03.0 1.01.0 87.087.0 33

BridgeBridge 100.0100.0 50.050.0 100.0100.0 20.020.0 1.01.0 271.0271.0 22

Narrative Audio BoxNarrative Audio Box 100.0100.0 100.0100.0 60.060.0 100.0100.0 2.02.0 362.0362.0 11

Talking Animal Talking Animal SilhouettesSilhouettes 100.0100.0 100.0100.0 65.065.0 100.0100.0 2.02.0 367.0367.0 11

5 = most feasible, 1 = least feasible

Page 16: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Preference ListPreference ListConceptConcept PreferencePreference

Narrative Audio BoxesNarrative Audio Boxes 11

Talking Animal SilhouettesTalking Animal Silhouettes 22

Solar Powered FountainSolar Powered Fountain 33

BridgeBridge 44

Bamboo ChimesBamboo Chimes 55

Squirrel ChaseSquirrel Chase 66

WoodpeckerWoodpecker 77

Pine Cone BucketsPine Cone Buckets 88

Hand Powered AnimalsHand Powered Animals 99

Water WheelWater Wheel 1010

Trotting WheelsTrotting Wheels 1111

MapMap 1212

Nature Scent StationNature Scent Station 1313

Squirting FishSquirting Fish 1414

Ramp to FootprintRamp to Footprint 1515

Feeling BoxesFeeling Boxes 1616

Page 17: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

FeasibilityFeasibilityEconomical FeasibilityEconomical Feasibility

   Total DollarsTotal Dollars RankingRanking

WoodpeckerWoodpecker $12.92 $12.92 55

Pine Cone BucketPine Cone Bucket $19.94 $19.94 55

Mechanical AnimalsMechanical Animals $32.02 $32.02 44

Squirrel-BirdSquirrel-Bird $37.52 $37.52 44

Solar Powered FountainSolar Powered Fountain $39.97 $39.97 44

Bamboo ChimesBamboo Chimes $224.72 $224.72 22

Talking Animal SilhouettesTalking Animal Silhouettes $386.18 $386.18 11

Narrative Audio BoxesNarrative Audio Boxes $660.48 $660.48 11

BridgeBridge $665.82 $665.82 11

5 = most feasible, 1 = least feasible

Page 18: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Selected ProjectsSelected Projects

ConceptConcept PreferencePreferenceNarrative Audio BoxesNarrative Audio Boxes 11

Talking Animal SilhouettesTalking Animal Silhouettes 22

Solar Powered FountainSolar Powered Fountain 33

BridgeBridge 44

Bamboo ChimesBamboo Chimes 55

Pine Cone BucketsPine Cone Buckets 88

Page 19: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Narrative Audio BoxesNarrative Audio Boxes• Operation: Operation: The hand-crank The hand-crank

powered speakers will powered speakers will highlight exceptional nature highlight exceptional nature specimens.specimens.

Needs AssessmentNeeds AssessmentNarrative Audio Narrative Audio

BoxesBoxes

Motor SkillsMotor Skills √√

Stimulate SensesStimulate Senses √√Education of Education of SurroundingSurrounding √√

Little MaintenanceLittle Maintenance √√

SafetySafety √√

No DisturbancesNo Disturbances √√

Renewable Energy Renewable Energy √√

WeatherproofWeatherproof √√

Animal AccessibilityAnimal Accessibility √√

No ObstructionsNo Obstructions √√

Natural LookNatural Look √√

Playback Button

Speaker

Hand-crank Generator Handle

Page 20: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Animal Silhouettes StationAnimal Silhouettes Station• Operation:Operation: Informative audio clips combine with Informative audio clips combine with

animal silhouettes to create a matching gameanimal silhouettes to create a matching game

Needs AssessmentNeeds AssessmentAnimal Silhouette Animal Silhouette

StationStation

Motor SkillsMotor Skills √√

Stimulate SensesStimulate Senses √√Education of Education of SurroundingSurrounding √√

Little MaintenanceLittle Maintenance √√

SafetySafety √√

No DisturbancesNo Disturbances √√

Renewable Energy Renewable Energy √√

WeatherproofWeatherproof √√

Animal AccessibilityAnimal Accessibility √√

No ObstructionsNo Obstructions √√

Natural LookNatural Look √√

Page 21: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Audio Circuit Block Audio Circuit Block DiagramDiagram

• 5V Regulator 5V Regulator (LM340/LM7800C)(LM340/LM7800C)

• 2-Watt speaker with 2-Watt speaker with 8-ohm impedance8-ohm impedance

Charge Circuit Record/Playback Module

Amplifier

InputOutput

Generator Rectifier/Regulator

Page 22: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Operating SpecificationsOperating Specifications

ROUT (Ohms) VOUT (V) IOUT (A) POUT (W)

10 3.63 0.36 1.3068

500 4.86 0.152 0.73872

1.00E+03 5.054 5.05E-03 0.02552

Hand-Crank Generator

Standby Current (A)

Output Voltage (V)

Output Current (A)

Output Power (W)

0.03 5 0.3 1.5

Power Amplifier

Page 23: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Charging Circuit ChallengeCharging Circuit Challenge

• Rechargeable Rechargeable BatteryBattery-Advantage: Very -Advantage: Very Reliable and Reliable and convenient.convenient.-Disadvantage: In -Disadvantage: In case of battery case of battery leakage, internal leakage, internal materials may be materials may be hazardous to hazardous to environment.environment.

• CapacitorCapacitor-Advantage: Stores -Advantage: Stores voltage over long voltage over long periods of time.periods of time.-Disadvantage: -Disadvantage: Discharges very Discharges very rapidly on its own.rapidly on its own.

Page 24: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Recording ModuleRecording Module

• One button is pushed down One button is pushed down to record the message. The to record the message. The LED turns on during this LED turns on during this time.time.

• The other button just has The other button just has to be momentarily pressed to be momentarily pressed to replay the message. to replay the message.

• All you have to add is the All you have to add is the speaker and 5V power. speaker and 5V power.

• Duration of Playback: 20 Duration of Playback: 20 secsec

ParameterParameter Typical Typical MaxMax UnitUnit

Operation VoltageOperation Voltage 55 66 VV

Operation Current (no Operation Current (no load) load)

recording/playbackrecording/playback

2525 mAmA

Standby CurrentStandby Current 55 1010 uAuA

Page 25: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Bamboo ChimesBamboo Chimes• Operation:Operation: a giant bamboo chime, a giant bamboo chime,

that is struck by riders and walkers of that is struck by riders and walkers of the trail, to create a melodic sound.the trail, to create a melodic sound.

Needs AssessmentNeeds AssessmentBamboo Chime Bamboo Chime

StationStation

Motor SkillsMotor Skills √√

Stimulate SensesStimulate Senses √√Education of Education of SurroundingSurrounding

Little MaintenanceLittle Maintenance √√

SafetySafety √√

No DisturbancesNo Disturbances √√Renewable Energy Renewable Energy

WeatherproofWeatherproof √√

Animal AccessibilityAnimal Accessibility √√

No ObstructionsNo Obstructions √√

Natural LookNatural Look √√

Page 26: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Bamboo ChimesBamboo ChimesInstallationInstallation• 4 ft. Frost Depth4 ft. Frost Depth• Anchored by ConcreteAnchored by Concrete

Page 27: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Bamboo ChimesBamboo Chimes

FS: 69.6 FS: 19.3

2” x 4”

Page 28: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Trail BridgeTrail Bridge• Operation:Operation: Horseback and Horseback and

walking clients will be able to walking clients will be able to safely cross this bridge where a safely cross this bridge where a creek intersects the trailcreek intersects the trail

Needs Needs AssessmentAssessment BridgeBridge

Motor SkillsMotor Skills

Stimulate Stimulate SensesSenses √√Education of Education of SurroundingSurrounding

Little Little MaintenanceMaintenance √√

SafetySafety √√

No DisturbancesNo Disturbances √√Renewable Renewable Energy Energy

WeatherproofWeatherproof √√Animal Animal AccessibilityAccessibility

No ObstructionsNo Obstructions √√

Natural LookNatural Look √√

Page 29: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Trail BridgeTrail Bridge

• Properties of Eastern Properties of Eastern HemlockHemlock

• Relative Humidity Relative Humidity ↑ ↑ Properties ↓ Properties ↓

• Worst Case Humidity: Worst Case Humidity: 88% in September 88% in September (www.weather.com)(www.weather.com)

• Moisture Content: 21% Moisture Content: 21% (from chart in The (from chart in The Wood Handbook) Wood Handbook)

• Properties were Properties were adjusted:adjusted:

)12(

12 1001

MMC

PP

  PROPERTIESPROPERTIES@ 12% @ 12%

(M(M11))@ 20.9% @ 20.9%

(M(M22))

Specific GravitySpecific Gravity 0.40.4 0.39650.3965

Modulus of Modulus of RuptureRupture 8900 psi8900 psi 8774 psi8774 psi

Modulus of Modulus of ElasticityElasticity 1200 ksi1200 ksi 1177 ksi1177 ksi

Max Crushing Max Crushing Strength Strength (Parallel)(Parallel)

5410 psi5410 psi 5324 psi5324 psi

Compression Compression PerpendiculPerpendicul

ar at ar at Proportional Proportional

LimitLimit

650 psi650 psi 642 psi642 psi

Shear Strength Shear Strength Parallel to Parallel to

GrainGrain1060 psi1060 psi 1051 psi1051 psi

Values at 12% obtained from the Wood Handbook

Page 30: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Column Buckling AnalysisColumn Buckling Analysis

406.67 11

6r

LS

b

4

4

41 ;27 12

e ccr c

L F bf F r

r E

RESULTS:

Critical Load = 186940.3 lbs Critical Stress = 5192.8 psi

Slender Ratio of Short Column

cr crP f A

2e

LL

Equivalent Length for fixed-fixed support

Critical StressCritical Load

Page 31: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Top & Bottom BeamTop & Bottom Beam

Bottom Beam

Top Beam

Page 32: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Top Beam

Bottom Beam

Bridge PartBridge Part von misesvon mises sigma sigma

YYshear shear

stressstress

Top BeamTop Beam 55.8955.89 55.5355.53 29.9029.90

Bottom Bottom BeamBeam 27.5127.51 31.5631.56 7.327.32

Safety Factors

Page 33: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Cross Plank & RampCross Plank & Ramp

Ramp

Cross Plank

Page 34: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Center Loading of Cross Plank

Left Loading of Cross Plank

Bridge PartBridge Part von misesvon mises sigma Ysigma Y

shear shear stresstres

ss

CenterCenter 10.6210.62 9.269.26 6.066.06

LeftLeft 6.096.09 9.269.26 2.472.47

Safety Factors

Page 35: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Worst Shearing Stress CasesWorst Shearing Stress Cases

Ramp( upper load, closer to middle)

FS: 1.47

Ramp (middle loading)

FS: 1.28

Ramp (toward bottom)

FS: 1.49

Page 36: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Stress Analysis for BridgeStress Analysis for BridgeBridge ComponentBridge Component

max von mises max von mises stressstress

max sigma Y max sigma Y stressstress

max shear max shear stressstress

F.S. (von F.S. (von mises)mises)

F.S. F.S. (sig(sigma ma Y)Y)

F.S (shear F.S (shear stressstress

))

Top BeamTop Beam 157157 -158-158 -35.14-35.14 55.8955.89 55.5355.53 29.9029.90

Bottom BeamBottom Beam 319319 -278-278 -143.48-143.48 27.5127.51 31.5631.56 7.327.32

Cross Plank with Center Cross Plank with Center loadingloading 826826 -947.2-947.2 173.42173.42 10.6210.62 9.269.26 6.066.06

Cross Plank with loading Cross Plank with loading on lefton left 14401440 -947.2-947.2 426.1426.1 6.096.09 9.269.26 2.472.47

Ramp( right load)Ramp( right load) 17591759 -2013-2013 511.5511.5 4.994.99 4.364.36 2.052.05

Ramp( right load, closer to Ramp( right load, closer to center)center) 17701770 -2019-2019 -715.56-715.56 4.964.96 4.354.35 1.471.47

Ramp( center)Ramp( center) 17641764 -2016-2016 -822.25-822.25 4.974.97 4.354.35 1.281.28

Ramp (toward left)Ramp (toward left) 17521752 -2008-2008 -703.4-703.4 5.015.01 4.374.37 1.491.49

Ramp (left with entire leg Ramp (left with entire leg constrained)constrained) 17341734 -1990-1990 328.43328.43 5.065.06 4.414.41 3.203.20

Ramp (leftmost loading Ramp (leftmost loading with leg fixed)with leg fixed) 17371737 -1993-1993 335.2335.2 5.055.05 4.404.40 3.133.13

Unit: psiUnit: psi Unit: psiUnit: psi Unit: psiUnit: psi

Page 37: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Load Analysis of Bridge Load Analysis of Bridge JointsJointsBridge ComponentBridge Component

horizontal horizontal reaction forcereaction force

vertical reaction vertical reaction forceforce

Total Reaction Total Reaction ForceForce

F.S of F.S of JointJoint

Top BeamTop Beam 0.000.00 85.3385.33 85.3385.33 9.969.96

Bottom BeamBottom Beam 292.99292.99 243.09243.09 380.70380.70 2.232.23

Cross Plank with Center Cross Plank with Center loadingloading -226.18-226.18 191.33191.33 296.25296.25 2.872.87

Cross Plank with loading Cross Plank with loading on lefton left -225.97-225.97 346.17346.17 413.40413.40 2.062.06

Ramp( right load)Ramp( right load) -291.97-291.97 164.63164.63 335.19335.19 2.542.54

Ramp( right load, closer to Ramp( right load, closer to center)center) -317.19-317.19 126.53126.53 341.50341.50 2.492.49

Ramp( center)Ramp( center) 266.67266.67 29.6029.60 268.31268.31 3.173.17

Ramp (left with entire leg Ramp (left with entire leg constrained)constrained) -1.59-1.59 36.2336.23 36.2636.26 23.4423.44

Ramp (leftmost loading Ramp (leftmost loading with leg fixed)with leg fixed) 0.000.00 21.6821.68 21.6821.68 39.2239.22

Maximum Maximum Allowable Allowable

workload of workload of Angled Angled BracketBracket   

850850 lblb

Page 38: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Solar-Powered Fountain and Pine Cone Solar-Powered Fountain and Pine Cone BucketBucket

Cost: $39.97 Cost: $39.88

PughPugh

Needs Needs AssessmentAssessment

Solar-Solar-Powered Powered FountainFountain

Pine Cone Pine Cone BucketsBuckets

4.1 Project Plan4.1 Project Plan 00 00

4.2 Motor Skills4.2 Motor Skills 00 ++

4.3 Stimulate 4.3 Stimulate SensesSenses ++ ++

4.4 Education of 4.4 Education of SurroundingSurrounding 00 00

4.5 Little 4.5 Little MaintenanceMaintenance ++ ++

4.6 Safety4.6 Safety ++ ++

4.7 No 4.7 No DisturbancesDisturbances ++ ++

4.8 Renewable 4.8 Renewable Energy Energy ++ 00

4.9 Weatherproof4.9 Weatherproof ++ ++

4.10 Animal 4.10 Animal AccessibilityAccessibility ++ ++

4.11 No 4.11 No ObstructionsObstructions ++ ++

4.12 Natural 4.12 Natural LookLook ++ ++

TotalTotal 99 99

Page 39: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Total CostTotal Cost

Estimated CostEstimated Cost

Narrative Audio BoxesNarrative Audio Boxes $660.48 $660.48

Talking Animal SilhouettesTalking Animal Silhouettes $386.18 $386.18

Bamboo ChimesBamboo Chimes $224.72 $224.72

Solar Powered FountainSolar Powered Fountain $39.97 $39.97

Pine Cone BucketsPine Cone Buckets $39.88$39.88

TotalTotal $1,351.23 $1,351.23

SurplusSurplus $648.77$648.77

Page 40: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Future Ideas PacketFuture Ideas Packet:: Squirrel ChaseSquirrel Chase

Pull Rope Down Squirrel Moves Up

•Mounted to Tree or Post

•User Pulls Rope to Move Squirrel

Page 41: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Future Ideas Packet:Future Ideas Packet: WoodpeckerWoodpecker

Pull Rope Down

Bird Rocks Forward

•Mounted to Tree or Post

•User Pulls Rope, Bird Pivots to Hit Wood

Page 42: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Future Ideas Packet: Future Ideas Packet: Hand Powered AnimalsHand Powered Animals

Rotate Handle

•Mounted to Post

•User Turns Handle, Animals Bob Up and Down

Page 43: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Future Ideas Packet: Future Ideas Packet: Water WheelWater Wheel

Bevel Gears

•Mounted to Post at Waters Edge

•User Turns Handle, Causes Wheel Spin and Splash Water

Page 44: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

Future AgendaFuture Agenda

• Order Parts by Week 4Order Parts by Week 4

• Construct Stations by Week 8Construct Stations by Week 8

• Test Stations Weeks 8-10Test Stations Weeks 8-10

• Develop Ideas Packet Weeks 8-10Develop Ideas Packet Weeks 8-10

Page 45: Sensory Awareness Trail Project 06209 Tony Wong Luke Hogan Rich Adams Chiedu Monu Tim Mugwanya.

AcknowledgementsAcknowledgementsDr. Elizabeth DeBartolo – Professor of Mechanical Engineering at the Rochester Institute of TechnologyDr. Daniel Phillips – Professor of Electrical Engineering at the Rochester Institute of TechnologyBob Brewer – Chief Engineer and Department Manager, NTID ITV at the Rochester Institute of TechnologyJeana Sansocie – Student of Industrial and Systems Engineering at the Rochester Institute of TechnologySue Epstein – Program Director and Volunteer Coordinator for Everybody Rides in Newark, NYLisa Williams – Riding Instructor for Everybody Rides in Newark, NYJo Anderson – Riding Instructor for Everybody Rides in Newark, NYRon Mamroe – Barn Manager for Everybody Rides in Newark, NYMark DeCracker – Recreational Therapist for Everybody Rides in Newark, NYBob Whitbeck – Recreational Therapist for Everybody Rides in Newark, NY

This material is based upon work supported by the national Science Foundation under Award No. BES-0527358Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author and do not necessarily reflect the views of the National Science Foundation.