Project on US 15 in Frederick MD installing post and lag rock sockets with grouted tie backs.
Drill 24″ Holes and set concrete encased H Piles for precast concrete retaining wall.
Installation of 10,550 SF of PZ27 for Support of Excavation
Stream realignment and restoration. Slope failure and repair with re-stabilization and underdrain system. Building of slope protection utilizing imbricated rock.
Stream rehabilitation and stabilization
Slope stabilization and drainage
Building rock sills and beach replenishment
Locating damaged mooring piles under water, extraction & replacement using GPS positioning Which required setting pipe pile in grouted rock socket. Then filling pile with grout using tremme method.
Support of Excavation at the Back River WWTP