Precast Plank Installation Within Building
Project Phase: Construction Delivery Method: EPC (Engineer Procure Construct) Statement of Problem: Precast plank installation over toilet rooms, within building after steel was erected. Based on the lead time of the precast the lid had to be installed after the roof steel was erected and there was …
Fume Hood & Overhead Service Carrier Wiring
Project Phase: Construction Delivery Method: EPC (Engineer Procure Construct) Statement of Problem: The project has numerous fume hoods and overhead service carriers located throughout the labs, that were pre-wired and pre-plumbed at the factory. These were designed and specified by the lab planner archi…
HVAC Equipment Structural Loads
Project Plan: Construction Delivery Method: EPC (Engineer Procure Construct) The weight of the HVAC units and LEF-1 central exhaust unit increased dramatically from 30% design level to IFC. Ultimately some additional steel reinforcing was required for supporting LEF-1 fans. This added cost to the project.
Negative Air Pressure in Labs
STATEMENT OF PROBLEM: Relocation of the Analytical Lab to WRRF involved CCC adding on to the plants existing Lab. The existing Lab had been in use for many years and it never occurred to us to check the negative air pressure in the Existing Lab. It appears after further investigation that the existing Lab had never h…
Wall-Mount Gas Fixtures
Project Phase: Construction Delivery Method: EPC (Engineer Procure Construct) Statement of Problem: The lab planner architect specified point-of-use fixture types for all of the lab gases in the project. There were numerous fixtures that were to be installed at the wall with the fixture protruding horizontally fro…
VFD Miss /Electrictal Scope Coverage
STATEMENT OF PROBLEM: Part of the scope for the Analytical Lab project was to replace the existing AHU Motors, VFD''s, and Controls on the 2nd, 3rd, and 4th floor of the New Administration Building. The problem was that the control sub-contractor excluded it from their contract and the electricians contract stated "r…
Shaft Wall Mistake / Failed Inspection
STATEMENT OF PROBLEM: Part of our scope for the Relocation of the Analytical Lab to WRRF was to create a shaft from the roof to the second floor using existing dead space. This involved removing the floor on the 3rd and 4th floor to create the shaft. The shaft was roughly 5'' x 9'' and was used to bring the new suppl…
Cleaning Interior Construction Routes
STATEMENT OF PROBLEM: Our construction area was adjacent to GLWA office area. The elevators that were needed to get construction materials to the second floor exited into a elevator lobby. The elevator lobby was used by both the plant and construction teams and the floor was a polished Terrazzo floor. GLWA required C…
Fume Hood Liner Design
Project Phase: Construction Delivery Method: EPC (Engineer Procure Construct) Statement of Problem: The project has Mott Novaguard fume hoods located throughout the labs. These fume hoods were designed by the lab planning architect, Iron Horse, to have PVC interior liners. During project construction and when the …
