North America’s Tallest Façade Retention System – 2025 Honorable Mention Project
In the heart of downtown Toronto, ON, Canada, a full city block at 481 University Avenue and 210 Dundas Street West has become the site of one of the most complex heritage preservation efforts ever attempted in North America. The development of the United Bldg., a 50-story mixed-use tower, required the complete in-place retention of the façades of two historically significant heritage sites…
Pompeys Pillar National Monument Stabilization – 2025 Honorable Mention Project
Pompeys Pillar is one of the most significant sandstone landmarks in the United States, made famous by William Clark of the Lewis and Clark Expedition, who carved his signature into the stone in 1806. This fragile historic inscription, along with the surrounding sandstone formation, was in danger of being lost to erosion and instability…
From Legacy to Longevity: The Abitibi Canyon Dam Rehabilitation Project – 2025 Outstanding Rehabilitation & Repair Project
The rehabilitation of the Abitibi Canyon Dam marks a defining moment in the renewal of Canada’s hydroelectric infrastructure. Constructed between 1930 and 1936, the 150 ft (46 m) high structure continues to deliver 349 MW of clean energy to…
My First Experience with an Inspector
I was 23 years old and eager to make a good impression on my fellow colleagues, my employer, the owner of the project, and the inspection staff…
Traffic Repairs Using Low-Dust Shotcrete Material: Monitor-Merrimac Tunnel Project
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…
