substitution request - Alliance Construction Solutions

Project No.: 10145
550 15 th Street Dual Brand Hotel
03/16/2012
i. General
ii. TC Compressed Air Systems and Equipment
g. Life Safety Systems and Equipment
1.02 QUALIFICATIONS OF CONTRACTOR:
i. Smoke Control Pressurization and Exhaust Systems
ii. Fire/Smoke Dampers and Detection Systems
iii. Emergency Generator Systems and Equipment
A. The Mechanical Contractor shall procure the services of an independent testing and
balancing agency specializing in the testing, adjusting and balancing of environmental
systems to perform the above-mentioned work. An independent contractor is defined as
an organization that is not engaged in engineering design and is not a division of a
mechanical contracting entity which installs mechanical systems.
B. The actual field work shall be performed by qualified technicians who are currently
certified by the Testing, Adjusting and Balancing Bureau (TABB), the National
Environmental Balancing Bureau (NEBB), or the Associated Air Balance Council (AABC).
C. The Testing & Balancing Contractor shall have a minimum of three (3) years experience in
testing and balancing mechanical systems.
1.03 APPROVAL OF CONTRACTOR:
A. Following are firms acceptable to perform the work:
1. Air Right, Inc.
2. Complete Mechanical Balancing, Inc.
3. Controlled Air, Inc.
4. Denver Test and Balance, Inc.
5. Griffith Engineering Service
6. JPG Engineering
7. Midwest Engineering
8. TAB Services, Inc.
9. Western Test and Balance, Inc.
1.04 CODES AND STANDARDS:
A. ASHRAE: ASHRAE Handbook; Systems Volume; Testing, Adjusting, and Balancing.
B. NEBB: "Procedural Standards for Testing, Adjusting and Balancing of Environmental
Systems."
C. SMACNA: “HVAC Systems – Testing, Adjusting & Balancing.”
1.05 PRELIMINARY SUBMITTALS:
23 0593 - 2 TESTING, ADJUSTING, AND
BALANCING FOR HVAC