GOC1842710-CT-PAL - Contractor Services - HVAC System Modifications

Scope of Work/Overview:
Selective demolition and installation of security film and HVAC pipework in the south office space of the third floor at 19 Lisgar Street, Sudbury, Ontario.
Existing window film in the work area to be removed and replaced with combination security/solar film to maintain safety and security and reduce solar heat gain in the space.
Pipework to be modified for the perimeter radiant heating system to add on/off control valves and bypass to hot water return piping to provide control of the radiators based on local space temperatures.
Refer to consultant generated drawings and specifications for further detailed scope of work.


Addendum No. 1
Clarification:
1) Please refer to new drawings attached for ‘Air Flow Testing Scope’:
a. M-100: Air Flow Testing Plans
b. M-101: Air Flor Testing Plans
*NOTE to proponents, scale bar on these drawings unfortunately is inaccurate,
please disregard for these drawings.
2) Proponents to provide pricing for Air Flow Testing Scope, as outlined in dwgs. M-100
and M-101 via the UPDATED ‘ATTACHMENT 9a-List of Separate Prices’ form (also
attached).
ALL OTHER ITEMS, TERMS AND CONDITIONS REMAIN THE SAME.
 
Addendum No.2
Clarification:
Q1: Can you confirm the line size of the existing hot
water return main located in the 3rd floor ceiling space?
A1: Sizes may vary from 32mm (1-1/4”) to 75mm (3”)
depending on location.
Q2: Please confirm the number of supply risers to be
modified.
A2: There are three (3) locations for HW supply risers to
be modified. They are indicated on M-201 Plan View.
Q3: Can you provide the name and contact information
for the buildings BAS Contractor?
A3: S. & T. Group:
Nathan Hurley NHurley@stgroup.ca
Matthew Kent MKent@stgroup.ca
Q4: Can a copy of the site visit sign in sheet be
provided?
A4: No.