Photo by Tanja Pigott

Dam Reconstruction Project Pictures

Photos by Aaron Harward, Public Works Superintendent

THIS WEBPAGE IS UNDER CONSTRUCTION. CHECK BACK SOON FOR MORE PICTURES

The following photos are highlights of the construction of the Dam Restoration Project. These photos do not encompass the entire project but are just highlights.

August 2023

spectrum-boring-fiber-optics-on-the-southern-side-of-the-dam.jpg — Spectrum Boring Fiber Optics on the Southern Side of the Dam

pulling fiber optic lines — Spectrum Pulling Fiber Optics from the Northern Side of the Dam

entrance — Installing construction entrance on the south side of the dam

matting — Erosion control matting on east dam drainage bank

matting — Matting on Sanford Dam Southern Bank

September 2023

dam pic — Dressing the Dam Approach Bank

dam pic — Load & Haul Material to Stockpile

access rd — Access Rd. Connecting North & South Dam

excavation — View of Excavation South of Spillway

loading material — Loading Material for Coffer Dam Base

Extending Coffer Dam Base

south bank excavation — South Bank Excavation - Clay Evacuation

south bank evac — South Bank Evacuation - Clay

coffer dam base — Coffer Dam Base East of Spillway

October 2023

haul road — Adding stone to haul road

batch concrete plant — First section of batch concrete plant to arrive

sanford dam — View of Sanford Dam facing north

excavator — Excavator working from mats on Sanford Dam south side

assembling batch plant — Assembling concrete batch plant

excavating bypass trench — Excavating bypass trench on Sanford Dam south bank

MIP drill rig being assembled

MIP drill heads — Mix in Place drill heads

Excavating Bypass Canal

bypass canal liner — Placing the bypass canal liner

Bypass canal (finished)

closing coffer dam — Closing the coffer dam

coffer dam fill — Placing and compacting the coffer dam fill

coffer dam fill 2 — Placing and compacting the coffer dam fill

November 2023

Excavating poor soils from Zone B

Testing the scour area soil compaction elevations

Excavation around the spillway. 2nd MIP drill mobilization — Excavation around the spillway

MIP drill auxiliary equipment delivery

MIP auxiliary equipment delivery

Spillway demolition

Nearing completion of spillway base demotion — Nearing completion of spillway base demolition

Predrilling ahead of cut off wall installation

Continuing to install dewatering platform

Drilling deep dewatering wells

Beginning to predrill 60 inch bores for cut off wall

December 2023

Completed the downstream MIP platform construction

Completed the downstream MIP platform construction

Added 2nd MIP cement to increase plant capacity

Added 2nd cement to increase plant capacity

MIP Drill installing test panels on the downstream platform

MIP Drill installing test panels on the downstream platform

Principal spillway excavation site overview

Principal spillway excavation site overview

drilling deep de-water wells

Drilling deep de-water wells

Excavating MIP test panels for core samples

Excavating MIP test panels for core samples

Excavating the spillway base

Excavating the spillway base

Dressing reels on the dam back slope after a rain event

Dressing reels on the dam back slope after a rain event

Checking the CSM drill head

Checking the CSM drill head

Sunset from inside of the spillway (tree tops in center are on Holly Point Rd.

Sunset from inside of the spillway (tree tops in center are on Holly Point Rd.

January 2024

Excavating Unsuitable Soil

Excavating unsuitable soil

Installing the dewatering system trunk piping

Installing the dewatering system trunk piping

Overview of the Upper Dam breach

Overview of the Upper Dam breach

Clearing vegetation

Clearing vegetation ahead of the coffer dam installation on the Upper Lake dam

Constructing the coffer dam - Upper Lake dam

Constructing the coffer dam - Upper Lake dam

Upper Dam coffer construction

inside sanford dam bypass

View from inside of Sanford Dam bypass canal

upper dam platform

Constructing the Upper Dam work platform

Contractors building cement forms for Upper Dam spillway

Setting up CSM pre-drill rig @ Sanford Dam excavation site

February 2024

March 2024

April 2024

Pouring Cement for the Upper Lake Dam Box Culvert Overview

May 2024

North Lake Spillway Overview

Excavating North Lake Dam Cross Pipe

North Lake Spillway Cross Pipes Removed for Spillway Construction

North Lake Spillway Dewatering Pump

January 2025

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