Connecticut Choate Rosemary Hall, a private school, has selected Shawmut Design Group to build the Kohler Environmental Center in Wallingford. The 31,818-sq-ft timber-and-fieldstone building will be constructed northeast of campus on 266 acres of undeveloped land, which will serve as an outdoor lab and classroom. The project is expected to be completed by fall 2012. The building was designed by Robert A.M. Stern. The project goal is LEED Platinum certification. It will be solar-powered and feature energy monitors and other technology to track and conserve energy. The estimated construction cost is $20 million. Shawmut Design and Construction, 560 Harrison Ave., Boston, Mass. 02118.

Hawaii The Hawaii Dept. of Transportation has selected URS Corp. to provide construction management services for improvements to the pavement, signage and lighting of Runway 26L at Honolulu International Airport. The construction cost is estimated at $20 million. URS Corp., 615 Piikoi St., No. 900, Honolulu, 96814.

New Mexico San Juan County has selected NCA Architects to provide architectural services for a new, 25,000-sq-ft district attorney's office and renovation/expansion of the San Juan County Sheriff's Office. The project includes a new crime laboratory. The estimated cost of construction totals $11.2 million. NCA Architects, 1306 Rio Grande Blvd. N.W., Albuquerque, 87104.

New York The State University Construction Fund has selected Horizon Engineering Associates LLP to provide commissioning services for the three-story, 68,000-sq-ft student union/student activities center at Alfred State College. The project encompasses a rock-climbing wall, a game room with interconnected networks for group video-game playing, student-services offices and a cafe. The estimated construction cost is $24 million. HEA LLP, 1201 E. Fayette St., Syracuse, 13210. DR#09-00406045.

Ohio Penn National Gaming has selected Smoot Construction to manage the construction of the Hollywood Casino, to be located at 200 Georgesville Rd. in Columbus. The project entails building 180,000 sq ft of gaming space to hold 3,000 slot machines, 70 table games, a steak house, buffet, sports pub, food court and lounge. The estimated construction cost is $400 million. Smoot Construction, 1907 Leonard Ave., Columbus, 43219. DR#09-00405577.

Oklahoma The Norman Public Schools Board of Education has awarded a $13.6-million contract to Wynn Construction Co. to build a new elementary school. The school, which will be named after former president Ronald Reagan, will be built on 24th Avenue S.E., just off state Highway 9. The project is scheduled for completion in 2013. Wynn Construction Co. Inc., 1312 South Walker, Oklahoma City, 73126. DR#09-00722918.

South Carolina The Oconee County Council has awarded both design and construction management-at-risk contracts for a new detention center in Walhalla. The project entails building a two-story, 64,000-sq-ft, 192-bed facility. Carter Goble Lee has been retained to manage the project as an agent of the county. HOK and Wakefield Beasley & Associates, Norcross, Ga., will serve as the architect, while New South Construction will serve as the construction manager-at-risk. The project is expected to be completed by April 2012. The estimated construction cost is $17 million. Carter Goble Lee, 1619 Sumter St., Columbia, 29201. DR#09-00436264.

Texas The Round Rock Independent School District has selected Charter Builders to provide construction management-at-risk services for the new Elsa England Elementary School, located in the Parmer Lane area. The estimated construction cost is $18.5 million. Charter Builders, 2424 South Lamar, Austin, 78704. DR#10-00603858.

Bid/Proposal Dates

Hawaii 5/9 The U.S. Army Corps of Engineers is seeking qualifications for design-build services for the renewal of the historic Schofield Barracks in Honolulu. Required work includes lead-paint abatement and asbestos removal as well as structural upgrades to meet current anti-terrorism and seismic codes. The estimated construction cost is between $25 million and $100 million. U.S. Army Corps of Engineers, Honolulu, Building No. 230, Fort Shafter, 96858.

Oregon 5/18 Umpqua Community College is seeking proposals for construction management/general contracting services for a three-story, 57,130-sq-ft Regional Allied Health and Science Center. The project includes a health training center, laboratories, classrooms, a tiered lecture hall and a terrace with landscape planters on the classroom roof. The estimated construction cost is $22 million. Umpqua Community College, 1140 N.E. College Ave., Roseburg, 97470. DR#09-00602017.

Arizona 5/30 The City of Scottsdale is seeking qualifications for construction management-at-risk services for a 152,000-sq-ft expansion of the 100,000-sq-ft WestWorld Equidome Equestrian Center. The project includes solar photovoltaic panels; possible use of equine waste to energy; wastewater handling capacity and landscaping/irrigation. The project goal is LEED Gold certification. The estimated construction cost is between $25 million and $30 million. City of Scottsdale, 7447 E. Indian School Rd., Scottsdale, 85251. DR#10-00723007.