33 14 17 – SITE WATER SERVICE UTILITY LATERALS

Herbert, Rowland & Grubic, Inc. 33 14 17 - 1 009280.0426

SECTION 33 14 17 – SITE WATER SERVICE UTILITY LATERALS

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Pipe and fittings for 2-inch water service connections to buildings.

2. Corporation stop assemblies.

3. Curb stop assemblies.

4. Trenching, bedding, and cover.

B. Related Requirements:

1. Section 33 13 00 – Disinfection of Water Utility Distribution: Flushing and disinfecting of water system.

1.2 REFERENCE STANDARDS

A. American Society of Mechanical Engineers:

1. ASME B16.18 - Cast Copper Alloy Solder Joint Pressure Fittings.

B. ASTM International:

1. ASTM B62 - Standard Specification for Composition Bronze or Ounce Metal

Castings.

2. ASTM B88 - Standard Specification for Seamless Copper Water Tube.

C. American Water Works Association:

1. AWWA C800 - Underground Service Line Valves and Fittings.

1.3 SUBMITTALS

A. Section 01 33 00 – Submittal Procedures: Requirements for submittals.

B. Product Data: Submit manufacturer information regarding pipe materials, pipe fittings, corporation stop assemblies, curb stop assemblies, service saddles, and accessories.

1.4 CLOSEOUT SUBMITTALS

A. Section 01 77 00 – Closeout Procedures: Requirements for submittals.

B. Project Record Documents: Record actual locations of piping mains, curb stops, connections, thrust restraints, and elevations.

C. Identify and describe unexpected variations to subsoil conditions or discovery of uncharted utilities.

1.5 DELIVERY, STORAGE, AND HANDLING

A. Section 01 61 00 – Product Requirements: Requirements for transporting, handling, Herbert, Rowland & Grubic, Inc. 33 14 17 - 2 009280.0426 storing, and protecting products.

B. Inspection: Accept materials on Site in manufacturer's original packaging and inspect for damage.

C. Store materials according to manufacturer instructions.

D. Protection:

1. Protect materials from moisture and dust by storing in clean, dry location remote from construction operations areas.

2. Provide additional protection according to manufacturer instructions.

PART 2 - PRODUCTS

2.1 WATER PIPING AND FITTINGS

A. Copper Tubing (2” or less):

1. Comply with ASTM B88.

2. Type: K, annealed.

3. Joints: Compression connection.

B. Services larger than 2” shall be Ductile Iron in accordance with section 33 14 13 – Public Water Utility Distribution Piping.

C. Unions:

1. Comply with AWWA C800.

2. Material: Non-lead brass.

3. Connections: Compression style (pack joint, quick joint, or grip joint).

4. Dielectric coupling required for all copper to non-copper connections.

2.2 CORPORATION STOP ASSEMBLIES

A. Manufacturers:

1. Mueller 110 Compression Connection Outlet

2. Ford F1000-3Q Compression Connection Outlet

3. Or approved equal.

B. Corporation Stops:

1. Comply with ASTM B62.

2. Body: Bronze.

3. Inlet End: Threaded for tapping according to AWWA C800.

4. Outlet End: Suitable for service pipe specified.

C. Service Saddles:

1. Type: Double strap.

2. Designed to hold pressures in excess of pipe working pressure.

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2.3 CURB STOP ASSEMBLIES

A. Manufacturers:

1. Mueller 110 Compression Connection Outlet

2. Ford B44-333Q Compression Connection Outlet

3. Or approved equal.

B. Curb Stops:

1. Body: Bronze.

2. Comply with ASTM B62.

3. Valve Type: Plug.

4. Inverted Key Stop

5. Sealing: Positive pressure.

C. Curb Boxes and Covers:

1. Manufacturer:

a. Opelika B & T.

b. Tyler Union.

c. Or approved equal.

2. Body: Cast iron.

3. Type: Extension.

4. Base: Arch pattern.

5. Coating: Tar or asphaltic compound; interior and exterior.

6. Lid:

a. Inscription: WATER.

b. 2 ½ new style flush fit covers with foot piece

c. Plug: Pentagonal.

2.4 MATERIALS

A. Bedding and Cover:

1. Bedding and cover: As specified in Section 31 23 33 – Trenching and Backfilling for Utilities.

2. Soil Backfill from above Pipe to Finish Grade: Suitable Backfill and Embankment Material as specified in Section 31 23 33 – Trenching and Backfilling for Utilities.

3. Subsoil: No rocks more than 6 inches in diameter, frozen earth, or foreign matter.

2.5 ACCESSORIES

A. Pipe Markers: As specified in Section 33 05 53 – Identification for Utilities Piping and Equipment.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Section 01 73 00 – Execution Requirements: Requirements for installation examination.

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B. Verify that building service connections and municipal utility water main sizes, locations, and inverts are as indicated on Drawings.

3.2 PREPARATION

A. Section 01 73 00 – Execution Requirements: Requirements for installation preparation.

B. Cut pipe ends square, ream pipe and tube ends to full pipe diameter, and remove burrs.

C. Remove scale and dirt from inside and outside of piping before assembly.

D. Prepare pipe connections to equipment with flanges or unions.

3.3 INSTALLATION

A. Corporation Stop Assemblies:

1. Make connection for each different kind of water main, using suitable materials, equipment, and methods as approved by Architect/Engineer.

2. Provide service clamps for mains constructed of materials other than cast iron or ductile iron.

3. Location:

a. Screw corporation stops directly into tapped and threaded iron main at 10- and 2-o'clock positions along main's circumference.

b. Locate and stagger corporation stops at least 12 inches apart longitudinally.

4. Use seals or other devices such that no leaks are present in mains at points of tapping.

5. Do not backfill and cover service connections until installation has been approved by Engineer.

B. Bedding:

1. Excavate pipe trench as specified in Section 31 23 33 – Trenching and Backfilling for Utilities.

2. Backfill around sides and to top of pipe as specified in Section 31 23 33 –

Trenching and Backfilling for Utilities.

3. Maintain optimum moisture content of fill material to attain required compaction density.

C. Pipe and Fittings:

1. Maintain separation of water main from sewer piping according to state standards.

2. Group piping with other Site piping Work whenever practical.

3. Install pipe to allow for expansion and contraction without stressing pipe or joints.

4. Install access fittings to permit disinfection of water system.

5. Thrust Restraints: Form and place concrete for thrust restraints at each elbow or change of direction of pipe.

6. Establish elevations of buried piping with not less than 4 feet of cover.

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7. Pipe Markers: As specified in Section 33 05 53 – Identification and Utilities Piping and Equipment.

8. Backfill trench as specified in Section 31 23 33 – Trenching and Backfilling for Utilities.

D. Curb Stop Assemblies:

1. Set curb stops on solid bearing compacted soil.

2. The curb step shall be located no more than 18" behind the curb face. Curb boxes are to be protected from vehicular traffic. If this is not possible, it shall be located by the Water Distribution Division.

a. The shut—off to a service line above 2" shall be located in the street within 3‘ of the main. If conflicts exist that the shut—off valve cannot be located within the required distance, then it shall be installed as close as possible.

3. Boxes:

a. Center and plumb curb boxes over curb stops.

b. Set box cover flush with finished grade.

E. Service Connections:

1. Install water service according to as indicated on Drawings.

2. One continuous length of pipe shall be used for all water services from the curb box to the corporation fitting. No joint connections shall be installed on the water service line. If an existing copper water service line requires to be extended to connect to the new water main, the full length of water service line shall be replaced from the curb stop to the corporation fitting.

3. No fittings in contact with water are to contain lead.

4. All service lines shall have a minimum of 4’ of ground cover to protect the pipe from freezing. The service line shall also be bedded in screening.

5. All service lines must be inspected prior to back filling. If a service line is back filled prior to inspection, it will be required to be excavated for inspection.

a. A service line shall be inspected for the proper fittings.

b. Proper type of pipe.

c. Verify that the correct connections were made.

d. Proper location of the curb box.

e. Proper bedding.

6. Lines greater than 2" shall have chlorine tablets placed in the pipe prior to installation.

7. Final inspection of a completed system, from the curb stop to the curb box, is required prior to acceptance.

8. Customer’s service line shall extend to the curb box.

9. If an existing water service line is broken, it can be repaired by using compression fittings meeting AWWA C800, that are manufactured for the specific pipe that is being repaired. In no case can the repaired water service line be back filled until the repaired water service line can be pressure tested. If the existing water service line is replaced with polyethylene plastic (ASTM 02239) and the home electrical system is grounded through the water pipe, the property owner will be

Herbert, Rowland & Grubic, Inc. 33 14 17 - 6 009280.0426 required to have grounding rods installed by a registered electrician, in accordance with the current electrical code.

F. Disinfection of Water Piping System: Flush and disinfect system as specified in Section 33 13 00 – Disinfection of Water Utility Distribution.

3.4 FIELD QUALITY CONTROL

A. Section 01 40 00 – Quality Requirements: Requirements for inspecting and testing.

B. Testing:

1. Pressure test water distribution system according to section 33 05 05.31 –

Hydrostatic Testing.

2. After Inspection of the service line, all solid runs of pipe can be back filled to provide anchoring of the line. All connecting joints, fittings, valves, etc. must remain uncovered until the line is charged with water pressure. Then the joints shall be inspected for leaks. After the line has passed the pressure test, then it may be back filled with suitable material.

C. If tests indicate Work does not meet specified requirements, remove Work, replace, and retest.

END OF SECTION 33 14 17