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DCSM, Letters to Industry and Technical Memos

Overview
The Design and Construction Standards Manual (DCSM) provides technical and administrative requirements for land development in the City of Manassas. Amendments (Letters to Industry and Technical Memos) serve as interpretations, corrections, and updates between DCSM adoptions.

Category	Article	Adopted Amendments
General Information	Article 1
Site Plan & Subdivision Submission Process	Article 2	LTI 001 Plan Coversheets LTI 015 Letters of Credit LIT 016 Submission of Plans for Review LTI 017 Conditions & Requirements for Permit Release
Historic Preservation, Landscaping, Fencing, and Screening Requirements	Article 3
Erosion Control Requirements	Article 4
Water Distribution System	Article 5	LTI 002 Bacteriologic Testing LTI 003 Leak Testing LTI 004 Detail W-4.0 LTI 006 Water Main Separations (Sec 5-120) LTI 007 Water Main Separations (Sec 5-330) LTI 009 Hydrostatic Testing
Fire Service Systems	Article 6	LTI 005 Detail FS-1.1
Sanitary Sewer Systems	Article 7	LTI 008 Water Main Separations
Storm Drain Systems	Article 8	LTI 2022-01 Storm Systems
Transportation Standards and Specifications	Article 9	LTI 2022-02 Transportation Standards & Specifications
Geotechnical Guidelines	Article 10
Supplemental Standards and Specifications	Article 11	LTI 2022-02 Transportation Standards & Specifications
Cross-Connection and Backflow Prevention	Article 13
Storm Drainage Exhibits	Appendix A
Standard Forms Plan Review	Appendix B	LTI 018 Unit Price List Update
Standard Forms of "legal" Agreement	Appendix C

DCSM Amendments

Article	Summary & Draft Documents
Transportation - Article 9 Updates to Article 9, Transportation Standards and Article 11, Supplemental Specifications of the City of Manassas and Construction Standards Manual (DCSM) to replace the existing chapters and LTI #10, LTI #19 & LTI #20. These changes are effective for all development plans and permits submitted on or after May 1, 2022.	Updates to Article 9, Transportation Standards and Article 11, Supplemental Specifications of the City of Manassas and Construction Standards Manual (DCSM) to replace the existing chapters and LTI #10, LTI #19 & LTI #20. These changes are effective for all development plans and permits submitted on or after May 1, 2022.
Standards & Specifications - Article 11 Updates to Article 9, Transportation Standards and Article 11, Supplemental Specifications of the City of Manassas and Construction Standards Manual (DCSM) to replace the existing chapters and LTI #10, LTI #19 & LTI #20. These changes are effective for all development plans and permits submitted on or after May 1, 2022.	Updates to Article 9, Transportation Standards and Article 11, Supplemental Specifications of the City of Manassas and Construction Standards Manual (DCSM) to replace the existing chapters and LTI #10, LTI #19 & LTI #20. These changes are effective for all development plans and permits submitted on or after May 1, 2022.
Storm Drain Systems	Updates to Chapter 8, Storm Systems of the City of Manassas and Construction Standards Manual (DCSM) to replace the existing chapter and LTI #11 & LTI #12. These changes are effective as of July 1, 2021.