PART IV
DEVELOPER WATER AND SEWER PROJECT CONSTRUCTION SPECIFICATIONS CHESTERFIELD COUNTY, VIRGINIA
INSTRUCTIONS for viewing and/or printing this document: PART IV is divided into three (3) sections – GENERAL CONDITIONS, TECHNICAL SPECIFICATIONS and APPENDICES. Each section has been set up with bookmarks making it more convenient to locate various topics within the document. After pulling up the section you wish to view or print, click on “BOOKMARKS” in the left hand margin of the document. (When printing the document, please remember to print this table of contents and include it in your book.)
TABLE OF CONTENTS
	PAGE
General Conditions	G‑1
1. General	G-1
2. Definitions	G‑2
3. Laws and Regulations	G‑4
4. Permits	G‑4
5. Materials and Workmanship	G‑4
6. No Deviation from Plans, Specifications etc. by the Contractor	G‑5
7. Other Plans and Working Drawings (Shop Drawings)	G‑5
8. Discrepancies	G‑6
9. Correction of Work	G‑6
10. Character of Workmen and Equipment	G‑6
11. Superintendent	G‑6
12. Responsibility of Contractor	G‑6
13. Work in Bad Weather	G‑7
14. Work Outside Regular Hours	G‑7
15. Use of Water	G‑7
16. Conflicts	G‑7
17. Job Safety	G‑7
18. Existing Structures	G‑8
19. Care of Existing Structures	G‑8
20. Inspectors	G‑8
21. Responsibility of Contractor's Employees	G‑8
22. Final Inspection	G‑9
23. Standards for Computing Pay Items	G‑9
24. Notification to Property Owners	G‑9
25. Water Line Tie-Ins	G-9
Technical Specifications	1‑1
Section 1 ‑ Trenching, Backfilling and Compaction	1‑1
I - General	1‑1
1.01 - Quality Assurance	1-1
1.02 - Safety	1-1
1.03 - Job Conditions	1-1
1.04 - Compaction	1-2
II - Products	1-2
2.01 - Soil Materials	1-2
III - Execution	1-3
3.01 - Inspection	1-3
3.02 - Excavation	1-3
3.03 - Hardpan Excavation	1-5
3.04 - Rock Excavation	1-6
3.05 - Blasting	1-6
3.06 - Backfill for Trenches	1‑7
3.07 ‑ Backfill for Structures	1‑8
3.08 ‑ Construction in Public Streets, Roads & Alleys	1‑8
General	1-8
Backfill and Compaction	1-9
Bituminous Pavement Structure	1-9
Site Maintenance and Restoration	1-12
Work Zone Protection	1-12
3.09 ‑ Disposal of Waste Materials	1‑14
Section 2 ‑ Sanitary Sewer System	2‑1
I ‑ General	2‑1
1.01 ‑ Requirements of Regulatory Agencies	2‑1
II ‑ Products	2‑1
2.01 ‑ Approved Materials	2‑1
2.02 ‑ Pipe Bedding	2‑1
III ‑ Execution	2‑2
3.01 ‑ Installation of New Sanitary Sewer Systems	2‑2
A. Excavating and Backfilling	2-2
B. Pipe Handling	2-2
C. Manhole Installation	2-4
D. Service Connections	2-6
E. Existing Manhole Tie-In	2-6
3.02 ‑ Testing of New Sanitary Sewer Systems	2‑6
A. Testing Technique for Sewer System	2-6
B. Testing Requirements for Force Mains	2-9
3.03 - Markers	2‑10
3.04 ‑ Clean‑Up	2‑10
Section 3 ‑ Water Distribution System	3‑1
I ‑ General	3‑1
1.01 ‑ Requirements of Regulatory Agencies	3‑1
II - Products	3-1
2.01 - Approved Materials	3-1
III - Execution	3-1
3.01 - Installation of New Water Systems	3-1
A. Excavating and Backfilling	3-1
B. Pipe Installation	3-2
C. Installation of Valves, Fittings, and Hydrants	3-7
D. Installation of Fabricated Steel Tapping Sleeves	3-8
E. Installation of Services	3-10
3.02 - Testing of Water Distribution System	3-12
A. Testing Techniques for Water System	3-12
3.03 - Disinfection	3-12
A. Disinfecting Water Mains	3-12
B. Bacteriological Tests	3-16
3.04 - Supplemental Procedures for Disinfecting, Testing, and Flushing	3-17
3.05 - Testing of Double Check Assembly	3-21
3.06 - Abandonment of Water Service	3-22
3.07 - Abandonment of Water Mains	3-22
3.08 - Clean-up	3-22
APPENDICES
Appendix A - VDOT - Non-Thoroughfare Plan Roadway Inspection and Testing Requirements	APP A-1
VDOT - Thoroughfare Plan Roadway Inspection and Testing Requirements	APP A-3
VDOT – Subdivision and Site Construction Plan General Notes	APP A-5
Appendix B - Additional Blasting Requirements	APP B-1