sequence of construction - national conservation training center · 2017. 7. 13. · steel...

Wetland Assessment, Restoration and ManagementU.S. Fish and Wildlife Service, National Conservation Training Center

June 2017 Willows, CA1

Sequence of Construction

Remove and Stockpile Topsoil

Wetland Assessment, Restoration and ManagementU.S. Fish and Wildlife Service, National Conservation Training Center

June 2017 Willows, CA2

Cutting a Core Trench

Use Subsoil for Berm Construction

Wetland Assessment, Restoration and ManagementU.S. Fish and Wildlife Service, National Conservation Training Center

June 2017 Willows, CA3

Installation of PVC Control Structure

Wetland Assessment, Restoration and ManagementU.S. Fish and Wildlife Service, National Conservation Training Center

June 2017 Willows, CA4

The WCS must be Level

Put WCS in suitable location

Wetland Assessment, Restoration and ManagementU.S. Fish and Wildlife Service, National Conservation Training Center

June 2017 Willows, CA5

Place Top soil back on berm 

Wetland Assessment, Restoration and ManagementU.S. Fish and Wildlife Service, National Conservation Training Center

June 2017 Willows, CA6

Principal and Emergency Spillways

Flow‐over Structure

Wetland Assessment, Restoration and ManagementU.S. Fish and Wildlife Service, National Conservation Training Center

June 2017 Willows, CA7

Straight Lines Don’t Look Natrual

Ice and Wave Action

Wetland Assessment, Restoration and ManagementU.S. Fish and Wildlife Service, National Conservation Training Center

June 2017 Willows, CA8

Summer Vegetation 

Rough up Site for Interspersion

Wetland Assessment, Restoration and ManagementU.S. Fish and Wildlife Service, National Conservation Training Center

June 2017 Willows, CA9

Vegetated Interspersion

Wetland Assessment, Restoration and ManagementU.S. Fish and Wildlife Service, National Conservation Training Center

June 2017 Willows, CA10

Land Ownership can Affect Location

Step Pools for Fish Passage

Wetland Assessment, Restoration and ManagementU.S. Fish and Wildlife Service, National Conservation Training Center

June 2017 Willows, CA11

Installing PVC sheetpile on frozen peat

Use of PVC sheetpile

Wetland Assessment, Restoration and ManagementU.S. Fish and Wildlife Service, National Conservation Training Center

June 2017 Willows, CA12

Steel Sheetpile

Beaver/Muskrat Issues

Wetland Assessment, Restoration and ManagementU.S. Fish and Wildlife Service, National Conservation Training Center

June 2017 Willows, CA13

Seed and Mulch Berm

New Seeding on site

Wetland Assessment, Restoration and ManagementU.S. Fish and Wildlife Service, National Conservation Training Center

June 2017 Willows, CA14