AZ_TR_NAV_N6461(1)_PROJECT_DESCRIPTION.pdf
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- AZ TR NAV N6461(1) DENNEHOTSO BRIDGE AND ROADWAY
- Solicitation number
- DTFH70-14-B-00012
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AZ TR NAV N6461(1), Dennehotso Bridge and Roadway, Apache County, AZ
The work consists of construction bridge replacement, road reconstruction, minor drainange and other smaller items of work. Construct a 28-foot span, 107-foot long prestressed concrete girder bridge to be paved by others with asphalt concrete. GRS-IBS abutments and wingwalls are founded on bedrock. The bridge is single-span; there are no piers. The work includes demolition of the existing steel girder bridge, and removal/salvage of existing stone masonry abutments, wingwalls and pier, prior to building the new structure.
Project length: 0.208 Miles
Tentative Fixed Completion Date: Winter 2015
Estimated Price Range: 500,000 to 1,000,000
Location: 103 miles NE of Tuba City, Arizona
DESCRIPTION OF WORK in US CUSTOMARY UNITS
DIVISION 150 – Project Requirements 152 Construction Survey & Staking Yes 153 Contractor Quality Control and Assurance Yes 154 Contractor Sampling & Testing Yes 155 Schedules for Construction Contracts (construction schedules) Yes 157 Soil Erosion Control Devices
Silt Fence Sediment Wattle
315 lnft 1470 lnft
158 Watering for Dust Control 200 mgal DIVISION 200 – Earthwork 201 Clearing & Grubbing 0.6 acre 203 Removal of Structures & Obstructions
Stone masonry Bridge
60 sqyd 1 each
204 Excavation & Embankment Roadway excavation
Select borrow Ditch excavation
560 cuyd 3950 ton 120 lnft
207 Earthwork Geotextiles (geotextiles) incidental 208 Structure Excavation 541 cuyd 211 Roadway Obliteration 160 sqyd DIVISION 250 – Slope Reinforcement and Retaining Walls 251 Riprap
Placed, Class 3, headwalls Placed, Class 5 wingwall protection
Grouted, Class 5, wingwall protection
50 cuyd 160 cuyd 55 cuyd
DIVISION 300 – Aggregate Courses 308 Minor Crushed Aggregate (crushed aggregate) 1090 ton
DIVISION 550 – Bridge Construction 553 Prestressed Concrete, Prestressing system Yes 556 Bridge Railing Concrete 214 lnft 559 Dampproofing (concrete – major structures) 32 sqyd
574 GRS-IBS
Geosynthetic reinforcement Open-graded backfill
Concrete masonry unit
860 sqyd 800 ton
175 sqyd DIVISION 600 – Incidental Construction 602 Culverts & Drains
24” pipe culvert 36” pipe culvert
117 lnft 92 lnft
617 Guardrail Guardrail system G4, Type 2, wood posts
Terminal sections Structure transition railing
100 lnft 4 each 75 lnft
622 Rental Equipment Yes 633 Permanent Traffic Control Devices (traffic control devices)
Sign system Delineator
18.75 sqft 10 each
File details come from the government source that posted it. Updated .