Engineering Structural Steel to Accommodate future rooftop loads
STATEMENT OF PROBLEM In design-build, the rooftop HVAC units and equipment are typically not final-sized at the time the structural steel framing is completed. Typically the engineer up-sizes the joists or trusses at the unit locations but sometimes they do not increase the size sufficiently to accommodate the fl…
GM Pontiac Blank Receiving Roof Support Steel for HVU-1
STATEMENT OF PROBLEM During design of the building steel, 4 joists in the blank receiving bay were upsized to accommodate the weight of the blank receiving air handling unit (HVU-1; 17000#) in bay 22/23, based on JEG''''s input. Later in the design phase (50% MEP design), the mechanical engineer rotated and moved th…
Roof Maintenance Access
Project Phase: Construction Delivery Method: EPC (Engineer Procure Construct) Statement of Problem: During the design phase of the BP-06 architectural build out, the height of the mezzanine in relation of the roof steel and height of the low roof did not allow for the chain hoist/rail within the high ba…
