Gwinnett County › Unified Development Ordinance

Title 3 — Development and Permitting, Chapter 1000 — As-Builts

current as of 2025-10-28currency checked manuallyOfficialofficial source ↗3 sections · full chapter

§ 1000-10

As-Built Drawings

1000-10.1 As-built drawings shall show the location, vertical and horizontal alignment, and finished

elevations (top and inverts, as appropriate) of the improvements listed below:

A.Drainage system pipes and channels.

B.Bridges or culverts.

C.Stormwater management facilities.

D.Sanitary sewer system. (In accordance with the requirements of the Gwinnett County Department of Water Resources.)

E.Water system. (In accordance with the requirements of the Gwinnett County Department of Water Resources.)

F.Streets. {Street centerlines showing angles of deflection and standard curve data of intersection, radii, length of tangents and arcs, and degree of curvature with basis of curve data. Also indicate pavement width and pavement structure (individual thickness of wearing course, binder course, base, and/or sub-base).}

G.Curb and gutter, sidewalks, multi-purpose trails, bicycle facilities, and recreation improvements on property dedicated to the public.

H.Signage in public rights-of-way and other public dedicated areas.

I.Any other improvements subject to maintenance by the County.

1000-10.2 As-built drawings as required above shall bear the stamp and certification of a Professional

Engineer or Registered Land Surveyor.

1000-10.3 An as-built survey is required for sites located within the Chattahoochee River Corridor and

subject to the Metropolitan River Protection Act after construction is completed prior to issuance of a Certificate of Occupancy and shall be prepared by a Registered Land Surveyor. The as-built survey shall include the requirements of the House Location Plan in Subsection 320-140.5.C. and in addition shall require the following to be shown on the survey:

A.Land Vulnerability Categories;

B.Impervious surfaces including but not limited to house footprint, garage, driveway, deck(s), patio(s), gazebo, swimming pool, retaining walls, and entry sidewalks;

C.Clearing limits;

D.Calculations for impervious and cleared square feet, including allowances and as-built;

E.Stream buffers and impervious surface setbacks.

§ 1000-20

Stormwater As-Built Plan Review Process

All constructed stormwater infrastructure improvements, including but not limited to new, replaced, or extended conveyance systems, shown on Final Plats shall be as-built and submitted prior to recording for review and approval by the Stormwater, Water and Sewer Plan Review Section of the Department. The design and construction of such system shall comply with the current policy and procedures of the Department and in accordance with the following documents as applicable: Gwinnett County Storm Sewer Pipe Standards and The Gwinnett County Standard Drawings.

§ 1000-30

Water and Sewer As-Built Plan Review Process

All constructed improvements, including but not limited to the extension, replacement, or new installation of any portion of the water distribution system or sanitary sewer system, shall be submitted for review and approval by the Stormwater, Water and Sewer Plan Review Section of the Department. The design and construction of such improvements shall comply with the current policy and procedures of the Gwinnett County Department of Water Resources and in accordance to the following documents as applicable: The Sanitary Sewer Installation Regulations and Specifications, also known as the Sanitary Sewer Standards Manual and the DWRSSS; The Sanitary Sewer Pump Station and Force Main Design and Construction Standards for Developer Installed Systems; The Water Main Design and Sanitary Sewer Design and Construction Standards and Specifications and the Gwinnett County Backflow Prevention Manual.