To avoid excessive on-site drilling, precast concrete service blocks with pre-positioned holes (see service riser detail, right) were built into the cavity walls, with a precast lintel above, to ...

Heldenfels Enterprises, Inc. has completed its installation and finish out of the precast/prestressed concrete seating risers and walls for the new Dallas Cowboys' Stadium. Heldenfels along with its ...

Installation of the upper and main concourse precast concrete risers, which began last July, has also been completed. Installation of the precast seating risers for the lower concourse is 60% ...

RimRiser's unique, bolt-adjusted riser technology makes the process of leveling cast iron manhole rings, inlet frames/grates and precast concrete tops far simpler, faster and more accurate than ...