STO
RMWATER MANAGEMENT FACILITY AS-BUILT INFORMATION
Project Information
Project name:
E&S Permit Number: Approval Date:
Location:
1.
Minimum Submission Information
Two (2) copies of bound as-built package consisting of: (all originals, signed, sealed by an engineer,
and dated)
All applicable individual Post Construction Verification Document Submittal Checklists
(each
facility shall have its own form and checklist) in accordance with DNREC
Sediment & Stormwater
Regulations Article 4.01.3
As-Built Plans (Plan view and Sections)
Narrative Report consisting of the following items:
Identification of any discrepancies from the regulations and/or approved plans
and
any design changes from the original design
CCR inspection reports during the construction and stabilization of the facility
Identification of any installation issues
Confirmation that the drainage area to each Stormwater management facility is
consistent with the design (verified by field survey)
Revised volume and routing computations along with an evaluation of the
facility,
if applicable. (If necessary, modifications to the facility or outlet
structure may be
required)
Confirmation in writing from Parks and Recreation of landscape plantings
within
the facility match the Landscape Plan
2.
Minimum Required Plan Information
The as-built drawing shall include a complete as-built survey of the facility in plan view and, at a
minimum, the requirements listed on the DNREC “Stormwater Management Facility Post
Construction Verification Document Submittal Checklist” as outlined in Article 4.01.03 in the
Sediment and Stormwater Regulations. Include the required checklist with the submission.
Name, address, phone number and fax number of maintenance corporation representative or
owner
(to be identified on the plan)
Scale and plan views (must match design plan)
Date of survey
Signature, seal and date of P.E. or P.L.S.
Certification as prescribed below:
I, the undersigned, hereby certify that I am a Professional Engineer / Land Surveyor registered in
the State
of Delaware. To the best of my knowledge and belief, I certify that the stormwater management
facility,
as shown on the Stormwater Management Facility As-Built Plan prepared by
and dated , is in general compliance with
the latest approved Sediment and Stormwater Plan.
Type, size, length of pipes (to be field verified by survey for location and information)
Rock outlet protection with rock size
Facility Data as prescribed below (one required for each facility)
Facility Type:
Impervious
Cover (ac.):
DE State Plane Coordinates: N:
GPS Coordinate
N:
Drainage
Area to Facility (ac.)*:
W:
W:
*If there are BMP’s in a series, then start with the most upstream BMP and assign the
appropriate
drainage area to it; proceed downstream adding only the incremental increase in
drainage area at each BMP.
4. Provide a detailed drawing of the outfall structure as constructed including all relevant elevations
and views.
5. The plan should include the maintenance specifications and schedule for the facility.
6. Provide details of the condition and adequacy of the vegetative stabilization of the facility.
CERTIFICATION OF ENGINEER / LAND SURVEYOR
I, the undersigned, hereby certify that I am a Professional Engineer / Land Surveyor registered in the
State of Delaware and it is my opinion that, to the best of my knowledge, each element of this
checklist was considered and addressed in accordance with all applicable regulations, codes,
standards, guidelines and policies.
Signature and Seal of Professional Date
Submission of this Checklist does not relieve the Applicant from the responsibility to comply with all applicable regulations,
codes, standards, guidelines and policies.
The Public Works & Water Resources Department reserves the right to revise this checklist periodically as the need arises.
Revised: 1/24/2017