SOW Long WSL-Chase_signed.pdf

Water Service Lines PE Date: June 2023

Author: Andrew Banta Water Service Lines PE

STATEMENT OF WORK

1.01 SUMMARY OF WORK TO BE DONE BY CONTRACTOR

A. Furnish and install a residential water service line as shown on the drawing.

1.02 SITE LOCATION

A. 62235 E. 80 Road, Miami, OK 74354 B. Latitude: 36.900238 (N) Longitude: -94.765091 (W) C. Finding Directions: From the intersection of the Will Rogers Turnpike and Highway

10 in Miami, OK, head east on Highway 10 for approximately 5 miles, turn north onto S 610 Road, head north for approximately 2 miles then turn East on East 80 Road the destination will be 1 mile and on the south side of the road.

1.03 CONSTRUCTION SCHEDULE

A. Contact the Project Oversight three business days before the start of any work.

B. Failure to perform the work on the date scheduled shall require 24-hour notice for rescheduling the work.

C. Leave all work exposed until inspected and approved. Work backfilled or covered up before it is inspected by the Project Oversight shall be re-exposed at the Contractor’s expense.

D. All work shall be performed Monday – Friday ONLY between the hours of 8:00 a.m. – 4:30 p.m. No work is to be performed on the weekends and/or federal or tribal holidays unless approved in advance by the Project Oversight.

1.04 WARRANTY

A. Provide a minimum one-year warranty for all materials and labor, covering defects in the materials or workmanship.

1.05 WATER SERVICE LINES (Sizes: 1-inch through 3-inch diameter PE pipe)

A. References (use latest versions)

1. ASTM D2609 Standard Specification for Plastic Insert Fittings for Polyethylene (PE) Plastic Pipe.

2. ASTM D2737 Standard Specification for Polyethylene (PE) Plastic Tubing.

3. ASTM D2774 Standard Practice for Underground Installation of Thermoplastic

Pressure Piping.

4. AWWA C651 Disinfecting Water Lines

5. AWWA C901 Polyethylene (PE) Pressure Pipe and Tubing, ½ in. Through 3 in.

for Water Service.

6. NSF Standard 014 Plastic Piping System Components and Related Materials.

7. NSF Standard 061 Drinking Water System Components – Health Effects.

B. PE Pipe Material Requirements

1. Ultra-high molecular weight polyethylene pipe.

2. PE 4710 DR 11 (pressure rating 200 psi).

3. Diameter: 1-inch.

4. 500-foot coil or roll.

5. Recommended Manufacturer: Silver-Line Plastics Sil-O-Flex OD DR 11 or approved equal.

C. Fittings

1. Non-flare compression type fittings with stainless steel pipe stiffeners at each joint.

2. Recommended Manufacturer: Ford Meter Box Company, Inc. or approved equal.

D. Valves

1. Shutoff ball valve.

a. Brass, 1-inch.

2. Shutoff gate valve.

a. Brass, 1-inch.

b. Wheel-type handle.

3. Pressure reducing valve.

a. Brass, 1-inch.

b. Adjustable pressure.

c. Recommended Manufacturer: Watts or approved equal.

E. Valve Box

1. Polyethylene box and cover.

2. Minimum dimensions.

a. Length: 21 inches.

b. Width: 16 inches.

c. Height: 12 inches.

3. Recommended Manufacturer: NDS or approved equal.

1.06 INSTALLATION

A. Install water service lines and appurtenances in the locations, sizes and materials shown on the drawings or staked in the field.

B. Water and sewer service crossing and parallel installation.

1. Maintain minimum 30-inch horizontal separation between water and sewer services.

2. Maintain minimum 18-inch vertical separation for crossing water and sewer services. The water service shall be placed above the sewer service whenever possible.

3. Water service line splices or joints shall not be permitted within 10 feet of a sewer line crossing.

C. Thrust blocking shall be provided at all changes in direction.

1.07 TRENCH

A. Depth: Minimum 30 inches to the top of the pipe.

B. Bottom: Free from stones greater than 3/4 inch, large dirt clods, and any frozen material.

C. Bedding: If the trench bottom is hardpan, rock, or has stones larger than 3/4 inch in diameter in the largest dimension:

a. Over excavate 6 inches.

b. Place 6 inches of mechanically compacted imported bedding (maximum particle size 3/4 inch) under the pipe.

c. Place pipe in trench.

d. Place 6 inches of mechanically compacted imported bedding (maximum particle size 3/4 inch) on the sides and above the pipe.

D. Backfill: restore trenches to original grade.

1. Initial Backfill.

a. Work material under and around the pipe to ensure full pipe support.

b. Hand tamp to prevent movement of the pipe during placement of material, avoiding contact between the pipe and compaction equipment.

c. Compact in lifts not to exceed 6 inches in loose measurement until 12 inches of backfill covers the top of the pipe.

2. Final Backfill

a. Compact in lifts not to exceed 12 inches in loose measurement with mechanical compacting equipment.

b. Compact all backfill to a density not less than the density of the surrounding undisturbed soil.

c. Surplus materials shall be disposed of as directed by the Project Oversight.

d. Any excessive settlement, exceeding 3 inches, shall be corrected by the

Contractor.

1.08 TESTING

A. Before joints are covered, test pipe for leaks.

B. Visually inspect all connections and fittings for leaks in the presence of the Project

Oversight.

C. Repair all leaks before backfilling.

1.09 CLOSEOUT ACTIVITIES

A. Restore the site as close as practical to its original condition.

B. Remove and dispose of any excess materials, trash, or debris.

STATEMENT OF WORK