Review Comments

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Permit Number:	08 4504
Permit Type:	Commercial Building Permit - None BldgAlter
Address:	4600 POSTMARK DR Anchorage
Location:
Work Description:	Work Descr: new Airport Operations Center and Terminal Connector, Remarks: fill grade: 08-4282 -mgm
Status:	Closed
Project Name:	AIRPORT OPERATIONS CTR/TERMINA
Review Type:	Plumbing
Result:	Approved
Result Date:	8/26/2008 12:00:00 AM

Comments:

	Code Section	Review Comment	Status

Advisory Information:
. C(1): SK-A005 Materials exposed within plenums are required to be non-combustible or have a flame-spread index of not more than 25 and a smoke-developed index of not more than 50 (IMC 602.2.1). Please clarify/qualify the rainleader piping to be used. RESOLVED PER REVISED SKETCH RECEIVED 8-25-08. RAINLEADER PIPING TO BE CAST IRON. C(2): SK-A005 Exposed rainleader piping in Alaska can have condensation buildup and dripping when conducting rainwater or snow meltoff. Theaccumulation of condensate on the floor of the plenum could pose a health risk from mold and bacteria growth. (Ref. UPC 101.5.2) Please address. RESOLVED PER REVISED SKETCH RECEIVED 8-25-08. RAINLEADERS TO BE INSULATED WITH FIBERGLASS INSULATION AND VAPOR RETARDER JACKET.