Historically, the dust associated with dry-mix shotcreting caused hesitation in projects in urban or live traffic environments; however, recent innovations in low-dust materials have significantly changed planning considerations…
Lessons Learned on Spillway Shotcrete Overlay
The original Request for Bids specified that cast-in-place concrete be used, with no substitutions provided. After multiple site visits to better understand staging and access, debris removals, and placement logistics, KISC began to develop a value-engineered approach involving the use of air-entrained wet-process shotcrete to replace the cast-in-place specification…
Blue Plains DC Water – World’s Largest Advanced WWTP: Sewpercoat® Rehabilitation with Dry-Mix Shotcrete Placement
Maintaining wastewater infrastructure is essential for public and environmental health in our communities. Treatment plants collect effluent from nearby areas and treat the water before discharging it into local waterways. DC Water operates Blue Plains, the largest…
Shotcrete Contractor and Crew Qualifications (ASA Board)
Honorable Mention Project
Outstanding Rehabilitation & Repair Project
Outstanding Infrastructure Project
Math, Science & Shotcrete – 2024 Outstanding Architecture | New Construction Project
The repair was at a Middle School in Holly Springs, NC. Summer break had already started, so the situation was urgent: They needed a solution before school started back up, as one of the challenges included repair locations not just on campus but directly adjacent to class rooms.
Goose Pond Dam Improvements – 2024 Honorable Mention Project
The rehabilitation of the Goose Pond Dam was initiated by the New Hampshire Department of Environmental Services to address significant leaking of the dam that threatened multiple downstream towns. Improvements included flattening the downstream slope, updating and improving the seepage collection system along the downstream toe of the dam…
Ice Harbor Dam Rewinds and Turbine Runner Replacement – 2024 Outstanding Infrastructure Project
Ice Harbor Lock and Dam was authorized by the River and Harbor Act of 1945. Constructed in 1956, the project includes a dam, a powerhouse, a navigation lock, two fish ladders, a removable spillway weir, and a juvenile fish bypass facility. It provides navigation, hydropower, flood risk management, fish and wildlife habitat, recreation, and incidental irrigation.