Water Impoundment Environmental/Safety Checklist

• Impoundment Name

• Date

  Date

• Inspector Name

• Weather Condition

Water Impoundment/Access Road

• Site ID Sign Permit?

  Yes

  No

  N/A

• Erosion & Sediment Control Plan present on site?

  Yes

  No

  N/A

• Is the access road in acceptable condition?

  Yes

  No

  N/A

• Is the location/road stable and free from accelerated erosion?

  Yes

  No

  N/A

• Are the culvert pipes/stream crossings open and functioning properly?

  Yes

  No

  N/A

• Is the location adequately vegetated (70% permanent ground cover)?

  Yes

  No

  N/A

• Is the location free of any fluid or gas leaks?

  Yes

  No

  N/A

• Is the location free of any fluid or gas contamination?

  Yes

  No

  N/A

• Is the location free of unused pipe, equipment, materials or debris?

  Yes

  No

  N/A

• Is the impoundment within 1,000 feet of an occupied structure?

  Yes

  No

  N/A

• Is the impoundment within city/town limits?

  Yes

  No

  N/A

Erosion and Sediment Control

• 1. Surface Water Protection

• Clean storm water runoff has been diverted from areas to be disturbed.

  Yes

  No

  N/A

• Bodies of water located either on site or in the vicinity of the site have been identified and protected.

  Yes

  No

  N/A

• Appropriate practices to protect on site or downstream surface water are installed.

  Yes

  No

  N/A

• 2. Stabilized Construction Entrance

• A temporary construction entrance to capture mud and debris from construction vehicles before they enter the public highway has been installed.

  Yes

  No

  N/A

• Other access areas (entrances, construction routes, equipment parking areas) are stabilized immediately with gravel or other cover as work takes place.

  Yes

  No

  N/A

• Sediment tracked onto public streets is removed or cleaned up on a regular basis.

  Yes

  No

  N/A

• 3. Perimeter Sediment Controls

• Silt fences are installed at appropriate spacing intervals.

  Yes

  No

  N/A

• Sediment/detention basins are installed.

  Yes

  No

  N/A

• Sediment traps and barriers are installed.

  Yes

  No

  N/A

• Silt fence material and installation comply with specifications.

  Yes

  No

  N/A

Maintaining Water Quality

• Is there an increase in turbidity causing a substantial visible contrast to natural conditions?

  Yes

  No

  N/A

• Are there any residual oil and floating substances, visible oil film, or globules or grease?

  Yes

  No

  N/A

• All disturbances are within the limits of the approved plans.

  Yes

  No

  N/A

• Have receiving surface waters/or wetlands been impacted by silt from the project?

  Yes

  No

  N/A

Housekeeping

• Is construction site litter and debris appropriately managed?

  Yes

  No

  N/A

• Are facilities and equipment necessary for implementation of erosion and sediment control in working order and/or properly maintained?

  Yes

  No

  N/A

• Is construction impacting the adjacent property?

  Yes

  No

  N/A

• Is dust adequately controlled?

  Yes

  No

  N/A

Runoff Control Practices

• 1. Interceptor Dikes and Swales

• Installed per plan with minimum side slopes 2H:1V or flatter?

  Yes

  No

  N/A

• Stabilized by geotextile fabric, seed or mulch with no erosion occurring?

  Yes

  No

  N/A

• Sediment laden runoff directed to sediment trapping structure?

  Yes

  No

  N/A

• 2. Rock Outlet Protection

• Installed per plan?

  Yes

  No

  N/A

• Installed concurrently with pipe installation?

  Yes

  No

  N/A

• Checked for sediment accumulation?

  Yes

  No

  N/A

Soil Stabilization

• 1. Topsoil and Spoil Stockpiles

• Stockpiles are stabilized with vegetation and or mulch?

  Yes

  No

  N/A

• Sediment control is installed at the toe of the slope?

  Yes

  No

  N/A

• Clean storm water runoff diverted from stockpile?

  Yes

  No

  N/A

• 2. Re-vegetation

• Minimum of topsoil has been applied under permanent seeding?

  Yes

  No

  N/A

• Temporary seeding and mulch have been applied to idle areas?

  Yes

  No

  N/A

• Estimated % of vegetation cover present.

Sediment Control Practices

• 1. Stabilized Construction Entrance

• Stone is clean enough to effectively remove mud from vehicles?

  Yes

  No

  N/A

• Installed per standards and specifications?

  Yes

  No

  N/A

• Does all traffic use the stabilized entrance to enter and leave the site?

  Yes

  No

  N/A

• Is adequate drainage provided to prevent ponding at entrance?

  Yes

  No

  N/A

• 2. Culverts

• Installed at locations according to E&S Plan?

  Yes

  No

  N/A

• Outlet protection installed according to E&S Plan?

  Yes

  No

  N/A

• Checked for sediment accumulation?

  Yes

  No

  N/A

• 3. Silt Fence

• Installed on contour, 10' from toe of the slope (not across conveyance channels)?

  Yes

  No

  N/A

• Joints constructed by wrapping two ends together for continuous support?

  Yes

  No

  N/A

• Fabric buried per specifications (6 inches minimum)?

  Yes

  No

  N/A

• Posts are stable, fabric is tight, upright and without rips or frayed areas?

  Yes

  No

  N/A

• Estimated % of sediment accumulation per the design capacity.

• 4. Temporary Sediment Trap

• Outlet structure is constructed per the approved plan or drawing?

  Yes

  No

  N/A

• Geotextile fabric has been placed beneath rock fill?

  Yes

  No

  N/A

• Sediment accumulation does not exceed designed accumulation elevation?

  Yes

  No

  N/A

• Estimated % of sediment accumulation pr the design capacity.

Please check ALL that apply

• Construction of impoundment is complete.

• Liner is installed.

• No physical holes in liner.

• Chain link fence is installed.

• Orange safety fence is installed.

• Slick wire is installed.

• Gate(s) have locks in place.

• Gate(s) are locked.

• Life ring is installed.

• Life ring is in the impoundment.

• Impoundment has 2' freeboard (minimum).

• Seed and mulch needs to be re-done.

• Impoundment wall (fill) is not slipping.

• Signs are on fence.

• Pumps have containments.

• Containments are empty.

• Impoundment location clean (no trash/parts).

• Comments/Concerns: