attachment01 Part 1-project-drawings_Part1.pdf

Project Location Map

Summary of Quantities

General Notes

1. All material removed during the construction of the inlet basin of the 24” pipe shall be hauled to the disposal site at Milepost 0.7 on road #2660.

2. Fill material for the rebuilding the washed out shoulder of the two culvert sites will be furnished from a Commercial Source.

3. Both Class 4 Riprap for culvert outfalls and Class 7 Riprap for inlet basin wall shall be furnished from a Commercial Source

4. Geotextile fabric shall be placed behind Class 7 Riprap wall at station 0+80 for the full width and height of the wall.

5. All areas approved for use as disposal areas shall be out sloped, shaped to drain, seeded and mulched. The approve disposal site is at Milepost 0.7 on road #2660.

6. Equipment rental hours are for stream channel work as directed by the

Contracting Officer.

7. Item 304(10)A, shall be furnished from a commercial source. 1 ¼ “minus material will be accepted.

8. Contractor may close road #2660 to the public at Milepost 1.0 during construction. If a road closure is chosen, Contractor shall furnish and install a temporary road closure device (gate) with locking device at approximately milepost 0.1 on road #1160. Device shall be of sufficient width and construction to allow easy access by both the Contractor’s equipment and by Forest Service personnel. Prior to placement, Contractor shall have the device approved by the Contracting Officer. Appropriate signs and Forest Service lock will be furnished by the Forest Service and will be installed by the Contractor. Following all work, the device shall be removed from the project and the signs and lock returned to the Forest Service.

9. Items 556(01)A and 556(01)B, replace existing damaged guardrail in kind.

All elements are to be replaced with the exception of the galvanized uprights attached to the bridge. One upright on the downstream side (height 5’-4”) and two uprights on the upstream side (height 3’-3”) must be replaced. The cost of these posts will be incidental to the cost of the bridge railing on each side. Removal and disposal of all old bridge railing (including bridge approach railing) off National Forest System lands will also be incidental to Items 556(01)A and 556(01)B. Bridge approach railing will NOT be replaced.

10. Furnish and install 4 - MUTCD Type 3 aluminum Object Markers (2 – OM- 3L and 2- OM-3R) on the ends of the bridge. Signs shall be 12”x36” and be placed on 10’ treated timber 4”x4” posts with 3’ of the post in the ground.

Bottom of the marker shall be 4’ above the bridge deck.

11. Furnish and install 2 - MUTCD (W5-3) aluminum signs with posts. Signs shall be 36” x 36” and read “One Lane Bridge”. Sign shall be mounted on a treated 4”x4”x12’ post and be buried 3’. Bottom of sign shall be mounted 7’ from ground.

Tenas Creek Bridge Railing Detail

Object Marker Detail