Patching Potholes

Warm Springs Indian ReservationRoad Maintenance Presentation

50 # Bag Cold Patch vs Stockpiled Cold Mix Hauled From Batch Plant Near

Redmond Oregon

Pothole Route 53

Second Pothole on Route 53

Traffic Control For Pothole Patching Operation

Three Warning Signs on ApproachesFlagger Controlling Traffic in WorkzoneCones Protecting Workers from Traffic

Third Warning Sign North Approach

Second Warning Sign North Approach

First Warning Sign North Approach

Three Warning Signs On South Approach

Workzone (Flaggers and Equipment)

Workzone Layout (Flagger and Traffic)

Normal Method of Patching

• Cold Patch Ordered in Summer From Batch Plant Near Redmond, Oregon

• Truckloads Of Cold Patch Hauled to Stockpile at Road Maintenance Yard

• Material Loaded Onto Patching Trailer• Material Hand Placed in Cleaned Holes• Patch Compacted Prior To Opening for Use• Cost $40/ton at plant + $150 Haul Costs =

$50.71/ton for 14 ton Truckload Lots

Material in Stockpile

Patching Trailer in Shop Warming First Batch of Patching Material

For Morning Shift

Cleaning and Drying Potholes

Applying Emulsion (Tack)

Placing Cold Mix

Breaking Large Lumps

Heating Mix and Breaking Large Lumps

Raking Patch and Cleaning Next Area to be Patched

Compacting Outside Edge of Patch

Compacting Outside Edge of Patch and Drying Next Patch Area

Compacting Center of Patch and Cleaning Next Area to be Patched

Patched Pothole Route 53

2 Pallets of Patching Compound

QPR Patching Compound 50# Bag

Delivered Cost of 50# Bag QPR Patching Compound

QPR 50# Bags x 112 bags x $9.60/bag = $1075.20 Freight = $ 498.00 Total = $1573.20 / 2.8 tons = $ 561.86/ton

Advantages less preparation of pothole (cleaning drying and applying tack emulsion).Traffic will compact mix.Less Equipment needed to place patch.“Permanent” Repair of Pothole.

End of Presentation

Thank You