As-Built Deliverable

File

Feature Class

Feature

Coordinates Collect

Elevations Collect

Attribute Collect Information

Drainage Pipes As-built Survey Data

Pipes

Culvert

At each center of pipe end

At each center of pipe end invert

1. Pipe Plan ID
2. Pipe Type
3. Roadway Type (Roadway Type Definitions Guide)
4. Pipe Material (Pipe Material Definitions Guide)
5. Pipe Shape, Interior Width, and Interior Height (Direct field measurements)

Storm sewer drain and slotted drain

At center of casting

At each recessed pipe end invert

Drain tile in infiltration and filtration areas

At each center of pipe end

At each center of pipe end invert

Pipe Components

Bend or Elbow, Reducer, Etc.

At center of component

At component invert

None

Pipe End Sections

Apron, Box End Section, Etc.

Matches pipe end or outside end of apron

Matches pipe end invert or outside end of apron invert

1. End Section Type & Material

Drainage Structures As-built Survey Data

Structures

Catch Basin

At center of casting

At structure bottom and top of casting

1. Structure Plan ID
2. Structure Type
3. Structure Diameter
4. Structure Material
5. Number of connected pipes

Manhole

At center of casting

At invert and top of casting

Drop Inlet

At center of casting

At invert and top of casting

Storm Pollution Control Device (SPCD)

At center of casting

At structure bottom and top of casting

Special Feature

At center of feature

For Weirs at notch and overflow,
For Drainage Control Structure at orifice invert,
For berms at center of top of overflow

Drainage Ponds As-built Survey Data

Ponds and Basins

Pond (wet/dry)
Infiltration Basin
Filtration Basin

At lowest point

At lowest point

1. Pond-Basin Plan Name
2. Pond-Basin Type
3. Liner Type

Pond and Basin Bathymetry Contours

With laser scan or total station for 1 foot contours

With laser scan or total station for 1 foot contours