Philadelphia Montessori School – Philadelphia, PA
The two-story classroom and gymnasium addition is 13,000 sq. ft. and is comprised of steel beams, columns, metal deck, and concrete topping. The new building is supported by rammed aggregate pier foundation. TD&H Engineering provided structural engineering design for lateral and gravity forces and construction documents as engineer-of-record. TD&H also served as the design-professional-in-charge for…Read More
Lincoln High Bleacher Replacement – Yonkers, NY
Structural precast concrete design of 238 replacement single riser bleachers and 14 quad tees at Lincoln High School in Yonkers, NY. TD&H provided analysis and design of the quad tees for in service loading, lifting, handling, and erection. In situ conditions and as-built dimensions and coordination was required to properly detail and install the precast…Read More
Medstar Georgetown University Hospital- Surgical Pavilion- Washington, D.C.
TD&H is excited to see the near completion and recent photos of the new surgical pavilion. TD&H provided specialty engineering for the 900 architectural precast concrete cladding pieces, their connections, and lifting and handling. The unique ‘V-shaped’ precast elements support terra cotta vanes and required special shipping and lifting frames. Congratulations to Arban, Carosi &…Read More
Duininck Golf Facility Delano, MN
The new golf maintenance facility has an approximate 12,400 SF footprint. The structure is single-story with a partial mezzanine. Precast insulated wall panels create the exterior of the building with solid precast wall panels dividing the main rooms. Double tee beams frame into the wall panels and L-beam to make the mezzanine floor and roof…Read More
1103 Ridge Pike – Amazon Warehouse Conshohocken, PA
The existing warehouse building has a front portion that will be partially demolished and then the remaining approximate 110,000 SF of warehouse space will be remediated for the new tenant. There will be a retrofitted 20,000 SF administration/office space in the front of the building.Read More
Great Falls and Helena Offices Ski Day
Staff from the Great Falls and Helena offices met for a day on the slopes!Read More
NOVA Urgent Care & City Brew Site Development | Helena, Montana
TD&H provided geotechnical, survey (including pre- and post- ALTA), site civil and landscape design for an urgent care facility and coffee house on a shared lot. Design included preparing demolition plans of the existing buildings and construction plans for permitting through the City of Helena. Water, sewer, storm, site grading, landscape and irrigation plans were…Read More
Welcome Mark Danielson!
Please join us in welcoming Mark, a Professional Land Surveyor, to the Twin Falls office.Read More
Great Falls Office Employee Party
The Great Falls office had a super fun employee party that included a catered meal, trivia, and a raffle.Read More
Congratulations to Jarrod Hayes for Passing Oregon PLS Exam!
Please join us in congratulating Jarrod Hayes (Great Falls office) for passing his Oregon PLS exam. Way to go Jarrod!Read More