o Standard Specification,

1
a:: w J: (.) 1- w ...J u. 1o ...J 0 (.) EDGE OF SHOULDER/ FACE OF GUARDRAIL TRAFFIC BARRIER (BEAM GUARDRAIL SHOWN) 5' - O" MIN. FOR BEAM GUARDRAIL 8' - O" MIN. FOR UNANCHORED TYPE F CONG. BARRIER 4' - O" FOR ANCHORED TYPE F CONG. BARRIER MAXIMUM CONCRETE EXPOSURE TABLE (CASE F ONLY) SLOPE HEIGHT (SEE NOTE 3) 1.75H : 1V 1'-81/2" 1.50H : 1V 2' - O" 1.25H : 1V 2' - 4 3/4" HAND HOLE ELEVATION AT SLOPE/ SLOPE/FOUNDATION INTERFACE : - ..- N .q : .... ' DETAIL 0 EDGE OF SHOULDER I BACK SLOPE STEEPER THAN 3H : 1V (2H : 1V MAX.) I STEEL LIGHT STANDARD -----::> ; FOUNDATION c.____: ' !.---al----· SECTION VIEW CASEE SLOPES 2H: 1V OR FLATTER BEHIND TRAFFIC BARRIER OUTSIDE OF DESIGN CLEAR ZONE 4' - O" MIN. I DITCH BOTTOM FIXED BASE FOUNDATION INTERFACE VARIES (1' - 6" MAX.) FILL MATERIAL (SEE NOTE 4) SLOPE SUFFICIENT TO HOLD FACE SLOPE INTERFACE FILL MATERIAL (SEE NOTE 4) PERSPECTIVE VIEW CASE E & CASE F MAINTENANCE PAD EMBANKMENTS Q) MAINTENANCE PAD - SLOPE TO DRAIN AWAY FROM THE FOUNDATION - NOT STEEPER THAN 5% ELEVATION AT SLOPE INTERFACE 5' - O" MIN. FOR BEAM GUARDRAIL 8' - O" MIN . FOR UNANCHORED TYPE F CONG. BARRIER 4' - O" FOR ANCHORED TYPE F CONG. BARRIER EDGE OF SHOULDER/ FACE OF GUARDRAIL TRAFFIC BARRIER (BEAM GUARDRAIL SHOWN) FILL MATERIAL (SEE NOTE 4) SLOPE/FOUNDATION INTERFACE SPECIAL DESIGN STEEL NOTES 1. See Standard Plan J-28.30 for foundation details and construction methods. 2. See Standard Plan J-28.50 for pole base and hand hole details. 3. Values listed in the Table were determined using a 3' - O" diameter foundation. For design parameters between the values listed, exposure requirements may be interpolated between the values provided. 4. Fill material for Maintenance Pad shall be granular material. Alternately, Crushed Surfacing (Base Course o" or Top Course) per Standard Specification, Section 9-03.9(3) may be used. AND HOLE I FIXED BASE I MAXIMUM EXPOSED CONCRETE EQUALS THE RATIO OF THE GRADE OF THE SLOPE TIMES THE DIAMETER OF THE FOUNDATION - SEE MAXIMUM CONCRETE EXPOSURE TABLE FILL MATERIAL (SEE NOTE 4) SLOPE SUFFICIENT TO HOLD FACE LIGHT STANDARD ; FOUNDATION c.____: TOE OF BACK SLOPE BACK SLOPE STEEPER THAN 3H : 1V (2H : 1V MAX.) EDGE OF SHOULDER/ FACE OF CURB STEEPER THAN 2H: 1V ' !. • - --1- -- SECTION VIEW CASEF SLOPES STEEPER THAN 2H: 1V BEHIND TRAFFIC BARRIER (SPECIAL DESIGN FOUNDATION) OUTSIDE OF DESIGN CLEAR ZONE 4' - O" MIN. FIXED BASE 2' - O" MIN. SLOPE INTERFACE DETAIL 0 FORE SLOPE STEEPER THAN 4H : 1V (2H : 1V MAX.) STEEL LIGHT C--: SLOPE SUFFICIENT TO HOLD FACE FILL MATERIAL (SEE NOTE 4) CEMENT CONCRETE TRAFFIC CURB I STEEL LIGHT C--: ! SLOPE SUFFICIENT TO HOLD FACE , Jackson, Flint ~-# /~ Aug 27 2020 12: 01 PM cosisn STANDARD __;> ---,---- FOUNDATION SECTION VIEW CASEG ROADSIDE DITCH WITH FORE SLOPE STEEPER THAN 4H: 1V (2H: 1V MAX.) PERSPECTIVE VIEW CASE G & CASE H MAINTENANCE PAD BACK SLOPES STANDARD __;> ~---~---- FOUNDATION SECTION VIEW CASEH CUT SECTION WITH BACK SLOPE STEEPER THAN 3H: 1V (2H: 1V MAX.) STEEL LIGHT STANDARD PLACEMENT (FIXED BASE) STANDARD PLAN J-28.24-02 SHEET 1 OF 1 SHEET APPROVED FOR PUBLICATION ~~,----- STATE DESIGN ENGINEER ... VI Washington State Department of Transportation (EXI

Transcript of o Standard Specification,

Page 1: o Standard Specification,

a:: w J: (.) 1-w ...J u.

1o ...J 0 (.)

~ EDGE OF SHOULDER/ FACE OF GUARDRAIL

TRAFFIC BARRIER (BEAM GUARDRAIL SHOWN)

5' - O" MIN. FOR BEAM GUARDRAIL 8' - O" MIN. FOR UNANCHORED TYPE F CONG. BARRIER 4' - O" FOR ANCHORED TYPE F CONG. BARRIER

MAXIMUM CONCRETE EXPOSURE TABLE

(CASE F ONLY)

SLOPE HEIGHT

(SEE NOTE 3)

1.75H : 1V 1'-81/2"

1.50H : 1V 2' - O"

1.25H : 1V 2' - 4 3/4"

HAND HOLE ELEVATION AT SLOPE/

SLOPE/FOUNDATION INTERFACE

: -..- N

.q : .... '

DETAIL 0

EDGE OF

SHOULDER I BACK SLOPE STEEPER

THAN 3H : 1V (2H : 1V MAX.)

I

STEEL LIGHT STANDARD -----::> ;

FOUNDATION c.____:

' !.---al----·

SECTION VIEW

CASEE

SLOPES 2H: 1V OR FLATTER BEHIND TRAFFIC BARRIER

OUTSIDE OF DESIGN CLEAR ZONE

4' - O" MIN.

I DITCH BOTTOM

FIXED BASE ~

FOUNDATION INTERFACE

VARIES (1' - 6" MAX.)

FILL MATERIAL (SEE NOTE 4)

SLOPE SUFFICIENT TO HOLD FACE

SLOPE INTERFACE

FILL MATERIAL (SEE NOTE 4)

PERSPECTIVE VIEW

CASE E & CASE F

MAINTENANCE PAD

EMBANKMENTS

Q) MAINTENANCE PAD -SLOPE TO DRAIN AWAY FROM THE FOUNDATION -NOT STEEPER THAN 5%

ELEVATION AT SLOPE INTERFACE

5' - O" MIN. FOR BEAM GUARDRAIL 8' - O" MIN. FOR UNANCHORED

TYPE F CONG. BARRIER 4' - O" FOR ANCHORED TYPE F

CONG. BARRIER

EDGE OF SHOULDER/ FACE OF GUARDRAIL

TRAFFIC BARRIER (BEAM GUARDRAIL SHOWN)

FILL MATERIAL (SEE NOTE 4)

SLOPE/FOUNDATION INTERFACE

SPECIAL DESIGN STEEL

NOTES

1. See Standard Plan J-28.30 for foundation details and construction methods.

2. See Standard Plan J-28.50 for pole base and hand hole details.

3. Values listed in the Table were determined using a 3' - O" diameter foundation. For design parameters between the values listed, exposure requirements may be interpolated between the values provided.

4. Fill material for Maintenance Pad shall be granular material. Alternately, Crushed Surfacing (Base Course

2· o" or Top Course) per Standard Specification, Section 9-03.9(3) may be used.

AND HOLE I

FIXED BASE

I

MAXIMUM EXPOSED CONCRETE EQUALS THE RATIO OF THE GRADE OF THE SLOPE TIMES THE DIAMETER OF THE FOUNDATION - SEE MAXIMUM CONCRETE EXPOSURE TABLE

FILL MATERIAL (SEE NOTE 4)

SLOPE SUFFICIENT TO HOLD FACE

LIGHT STANDARD ~ ; FOUNDATION c.____:

TOE OF BACK SLOPE

BACK SLOPE STEEPER THAN 3H : 1V (2H : 1V MAX.)

EDGE OF SHOULDER/

FACE OF CURB

STEEPER THAN 2H: 1V

' !. • - --1- - - -·

SECTION VIEW

CASEF

SLOPES STEEPER THAN 2H: 1V BEHIND TRAFFIC BARRIER

(SPECIAL DESIGN FOUNDATION)

OUTSIDE OF DESIGN CLEAR ZONE

4' - O" MIN.

FIXED BASE

2' - O" MIN.

SLOPE INTERFACE

DETAIL 0

FORE SLOPE STEEPER THAN 4H : 1V (2H : 1V MAX.)

STEEL LIGHT C--:

SLOPE SUFFICIENT TO HOLD FACE FILL MATERIAL

(SEE NOTE 4)

CEMENT CONCRETE TRAFFIC CURB

I

STEEL LIGHT C--: !

SLOPE SUFFICIENT TO HOLD FACE

, ~ Jackson, Flint ~-# /~ Aug 27 2020 12:01 PM cosisn

STANDARD __;> ~ - - - , - - - -FOUNDATION

SECTION VIEW

CASEG

ROADSIDE DITCH WITH FORE SLOPE STEEPER THAN 4H: 1V (2H: 1V MAX.)

PERSPECTIVE VIEW

CASE G & CASE H

MAINTENANCE PAD

BACK SLOPES

STANDARD __;> ~---~----FOUNDATION

SECTION VIEW

CASEH

CUT SECTION WITH BACK SLOPE STEEPER THAN 3H: 1V (2H: 1V MAX.)

STEEL LIGHT STANDARD PLACEMENT (FIXED BASE)

STANDARD PLAN J-28.24-02 SHEET 1 OF 1 SHEET

APPROVED FOR PUBLICATION

~~,-----STATE DESIGN ENGINEER ... VI Washington State Department of Transportation