Statement_of_Work.pdf

140G0322Q0090

3 | P a g e

Statement of Work:

Streamgage removal at 11123000 and 11111500 U.S. Geological Survey

Site Locations:

11123000 SANTA YNEZ R BL GIBRALTAR DAM NR SANTA BARBARA CA

11111500 SESPE CREEK NEAR WHEELER SPRINGS CA

The U.S. Geological Survey needs a contractor to dismantle and remove abandoned stilling well structures at two sites. This would involve safe removal of securing braces, equipment shelter, stilling well, decking, railings, bolts and anchor points, and scrap taken off site for recycling.

Timeline for this work is urgent as there are numerous safety concerns and liability.

Photos of the equipment to be removed are attached.

The general contractor selected for this project MUST be specialized in safe construction and/or removal of large structures and will be responsible for sub-contracting out additional work or disposal.

The general contractor selected for this project MUST show proof of capability to perform this work, including resumes, licensing, and/or certificates of completion.

I. ITEMS TO DEMO AND/OR REMOVE

Remove existing streamgage structures at each of two sites as directed by USGS to include equipment shelter, stilling well, support braces, decking, railings, bolts and anchor points, and cleanup and disposal of debris.

II. ITEMS TO REPLACE

a. Backfill ground hole with surrounding material after stilling well removal if not flush with surrounding area.

III. LOCATION DETAILS

a. 11123000 SANTA YNEZ R BL GIBRALTAR DAM NR SANTA BARBARA CA

Lat 34°31'28", long 119°41'11" referenced to North American Datum of 1927, in SW 1/4 SW 1/4 sec.11, T.5 N., R.27 W., Santa Barbara County, CA, Hydrologic Unit 18060010, in Los Padres National Forest, on left bank, 700 ft downstream from Gibraltar Dam, and 7 mi north of Santa Barbara.

4 | P a g e

From Santa Maria Field Office, Highways 101 and 154, north of Buellton, CA

MILEAGE (DIFF) DESCRIPTION

0.0 (0.0) Start trip odometer in middle of Highway 154 overpass over

5 | P a g e

Highway 101. Head southeast on Hwy 154.

8.6 (8.6) Hwy 246 from Solvang merges onto Hwy 154. Continue on Hwy 154.

13.35 (4.75) Hwy 154 and Paradise Road. Re-set trip odometer.

0.0 (0.0) Turn left on Paradise Road.

4.5 (4.5) Pass by U.S. Forest Service Los Prietos Ranger Station.

5.6 (1.1) Gate before crossing river. Usually open during low-flows.

Locked during impassable flows. If locked and the flow is low, head back to USFS Ranger Station and ask if it's all right to continue. Use USFS key to open gage.

Continue straight over bridge at fork.

Cross river.

8.0 (2.4) Gate, usually open. Use USFS key if locked.

Cross river.

Cross river.

Cross river.

Cross river.

Pass Red Rock trailhead and parking lot to locked gate just beyond parking lot. Lock opens with 2640 key.

Fork in road just after small bridge over Devil's Canyon Creek.

Bear left at fork and then make sharp right switchback toward the dam. Continuing straight at the fork, rather then bearing left, leads up to reservoir gage (station 11122000).

13.55 (5.55) End of road at gage. Park here.

b. 11111500 SESPE CREEK NEAR WHEELER SPRINGS CA

Lat 34°34'40", long 119°15'23" referenced to North American Datum of 1927, in NE 1/4 SW 1/4 sec.30, T.6 N., R.23 W., Ventura County, CA, Hydrologic Unit 18070102, on left bank at Sespe Gorge, 1.6 mi upstream from Tule Creek, and 5 mi northeast of Wheeler Springs.

6 | P a g e

ROAD LOG.--

MILEAGE (DIFF) DESCRIPTION

0.0 From the Santa Maria Field Office at the intersection of Industrial Parkway and Skyway Drive, turn left (south) onto Skyway Drive

0.9 Continue onto Lakeview Road

1.7 (0.8) Turn left (north) onto S Bradley Road. Then, turn right (southeast) onto Santa Maria Way

2.5 (0.8) Go under overpass and merge onto northbound U.S. Highway 101

9.7 (7.2) Take exit 175 for CA-166 E toward Maricopa/Bakersfield

10.0 (0.3) Turn right (east) onto CA-166 E

72.0 (62.0) Turn right (south) onto CA-33 S

92.1 (20.1) U.S. Forest Service: Ozena Fire Station 72

101.5 (9.4) Pine Mountain Inn (closed)

108.3 (6.8) Potrero John Trail 23W06

109.2 (0.9) Gage is on right-hand side with a few places to pull off the road. Near milepost 31.2 (Ventura County).

7 | P a g e

IV. PHOTOS – CURRENT

a. 11123000 SANTA YNEZ R BL GIBRALTAR DAM NR SANTA BARBARA CA

8 | P a g e

9 | P a g e

b. 11111500 SESPE CREEK NEAR WHEELER SPRINGS CA

10 | P a g e

11 | P a g e

12 | P a g e