Ada County Courts Complex & Parking Garages

McAlvain completed the structural concrete package that included more than 7,500 cubic yards of concrete, 300,000 pounds of rebar, and one half-million square foot of mesh during the construction of the Ada County Courthouse located in downtown Boise, Idaho. The Ada County Courts Parking Garage is a post-tension parking structure that includes ground floor level retail spaces, and three levels of short-term parking above the ground.

Idaho’s Single Largest Highway Project

The Flying Wye is the single largest highway project in Idaho’s history.  McAlvain and Nelson Construction entered into a Joint Venture for stage one of the Flying Wye, replacing exits and merge lanes with a three-lane elevated flyover bridge heading east on I-84.  Stage one also involved widening the connector to three lanes in both directions and adding on-ramps and lanes to reduce congestion and improve safety.  More than 103,000 cubic yards of concrete was used in stage one with more than 330,000 cubic yards of earth excavated.

Serena McAlvain Retires

Serena has left behind an industry reputation of always helping others in need.  She had served on numerous boards, and contributed countless hours for charities.  In her career Serena founded “Serena House”, which is a 4,000-square foot facility dedicated solely to mothers in need.

Grove Hotel

McAlvain and PCL entered into their 2nd Joint Venture to construct a 19 story multi-use 425,000 square foot concrete project.  The entire structure is predominantly post-tensioned cast in place concrete, with a structural steel component utilized for the long-span roof framing at the arena.  McAlvain has successfully completed 3 Joint Venture projects with PCL totaling more than $84,000,000 worth of work.