FFPAddendum02.pdf

ADDENDUM NUMBER 02

TO

DRAWINGS AND SPECIFICATIONS

FOR

Replace Chiller & Cooling Tower w/High Efficiency System, Facility 20481

WRIGHT-PATTERSON AIR FORCE BASE, OHIO

PROJECT NUMBER: ZHTV0800231

1. The contract Drawings and Specifications are hereby amended in part as follows:

A. Add the tables shown below to the end of specification section 23 07 00.

2. This Addendum Number 02 hereby forms and is made a part of the above named project drawings and specifications.

16 Jul 15

Replace Chiller & Cooling Tower Construction Project No. ZHTV0800231 With High Efficiency System, Facility 20481

3.2.1.4 Pipe Insulation Material and Thickness

TABLE 1

Insulation Material for Piping

Service

Material Specification Type Class VR/VB Req'd

Chilled Water (Supply & Return, Dual Temperature Piping, 40 F nominal)

Cellular Glass ASTM C552 II 2 Yes

Flexible Elastomeric Cellular

ASTM C534/C534M I Yes

[Mineral Fiber with Wicking Material][Do not use in applications exposed to outdoor ambient conditions in climatic zones 1 through 4.]

[ ASTM C547] [I] [Yes]

Heating Hot Water Supply & Return, Heated Oil (Max 250 F )

Mineral Fiber ASTM C547 I 1 No

Calcium Silicate ASTM C533 I No

Cellular Glass ASTM C552 II 2 No

Faced Phenolic Foam ASTM C1126 III Yes

Perlite ASTM C610 No

Flexible Elastomeric Cellular

ASTM C534/C534M I 2 No

Cold Domestic Water Piping, Makeup Water & Drinking Fountain Drain Piping

Cellular Glass ASTM C552 II 2 No

Flexible Elastomeric Cellular

ASTM C534/C534M I No

Hot Domestic Water Supply & Recirculating Piping (Max 200 F )

Mineral Fiber ASTM C547 I 1 No

Cellular Glass ASTM C552 II 2 No

Flexible Elastomeric Cellular

ASTM C534/C534M I No

Faced Phenolic Foam ASTM C1126 III Yes

Refrigerant Suction Piping ( 35 degrees F nominal)

Flexible Elastomeric Cellular

ASTM C534/C534M I No

Cellular Glass ASTM C552 II 1 Yes

SECTION 23 07 00 Page 11

TABLE 1

Insulation Material for Piping

Service

Material Specification Type Class VR/VB Req'd

Compressed Air Discharge, Steam and Condensate Return ( 201 to 250 Degrees F

Cellular Glass ASTM C552 II No

Mineral Fiber ASTM C547 I 1 No

Calcium Silicate ASTM C533 I No

Faced Phenolic Foam ASTM C1126 III Yes

Perlite ASTM C610 No

Flexible Elastomeric Cellular

ASTM C534/C534M I 2 No

Exposed Lavatory Drains, Exposed Domestic Water Piping & Drains to Areas for Handicapped Personnel

Flexible Elastomeric Cellular

ASTM C534/C534M I No

Horizontal Roof Drain Leaders (Including Underside of Roof Drain Fittings)

Flexible Elastomeric Cellular

ASTM C534/C534M I No

Faced Phenolic Foam ASTM C1126 III Yes

Cellular Glass ASTM C552 III Yes

Condensate Drain Located Inside Building

Cellular Glass ASTM C552 II 2 No

Flexible Elastomeric Cellular

ASTM C534/C534M I No

Medium Temperature Hot Water, Steam and Condensate ( 251 to 350 Degrees F)

Mineral Fiber ASTM C547 I 1 No

Calcium Silicate ASTM C533 I No

Cellular Glass ASTM C552 I or II No

Perlite ASTM C610 No

Flexible Elastomeric Cellular

ASTM C534/C534M I 2 No

High Temperature Hot Water & Steam ( 351 to 700 Degrees F)

Mineral Fiber ASTM C547 I 2 No

Calcium Silicate ASTM C533 I No

Perlite ASTM C610 No

SECTION 23 07 00 Page 12 2

TABLE 1

Insulation Material for Piping

Service

Material Specification Type Class VR/VB Req'd

Cellular Glass ASTM C552 No

Brine Systems Cryogenics ( -30 to 0 Degrees F )

Cellular Glass ASTM C552 II 2 No

Flexible Elastomeric Cellular

ASTM C534/C534M I No

Brine Systems Cryogenics ( 0 to 34 Degrees F )

Cellular Glass ASTM C552 II 2 No

Flexible Elastomeric Cellular

ASTM C534/C534M I No

Note: VR/VB = Vapor Retarder/Vapor Barrier

TABLE 2

Piping Insulation Thickness ( inch ) Do not use integral wicking material in Chilled water applications exposed to outdoor ambient conditions in climatic zones 1 through 4.

Service

Material Tube And Pipe Size (inch)

<1 1-<1.5 1.5-<4 4-<8 > or = >8

[Chilled Water (Supply & Return, Dual Temperature Piping, 40 Degrees F nominal)]

Cellular Glass 1.5 2 2 2.5 3

Mineral Fiber with Wicking Material

1 1.5 1.5 2 2

Flexible Elastomeric Cellular 1 1 1 N/A N/A

[Chilled Water (Supply & Return, Dual Temperature Piping, 40 Degrees F nominal)]

Cellular Glass 1.5 1.5 1.5 1.5 2

Flexible Elastomeric Cellular 1 1 1 N/A N/A

SECTION 23 07 00 Page 13 2

TABLE 2

Piping Insulation Thickness ( inch ) Do not use integral wicking material in Chilled water applications exposed to outdoor ambient conditions in climatic zones 1 through 4.

Service

Material Tube And Pipe Size (inch)

<1 1-<1.5 1.5-<4 4-<8 > or = >8

Mineral Fiber with Wicking Material

1 1.5 1.5 2 2

Heating Hot Water Supply & Return, Heated Oil (Max 250 F )

Mineral Fiber 1.5 1.5 2 2 2

Calcium Silicate 2.5 2.5 3 3 3

Cellular Glass 2 2.5 3 3 3

Perlite 2.5 2.5 3 3 3

Flexible Elastomeric Cellular 1 1 1 N/A N/A

Cold Domestic Water Piping, Makeup Water & Drinking Fountain Drain Piping

Cellular Glass 1.5 1.5 1.5 1.5 1.5

Flexible Elastomeric Cellular 1 1 1 N/A N/A

Hot Domestic Water Supply & Recirculating Piping (Max 200 F )

Mineral Fiber 1 1 1 1.5 1.5

Cellular Glass 1.5 1.5 1.5 2 2

Flexible Elastomeric Cellular 1 1 1 N/A N/A

Refrigerant Suction Piping ( 35 degrees F nominal)

Flexible Elastomeric Cellular 1 1 1 N/A N/A

Cellular Glass 1.5 1.5 1.5 1.5 1.5

Compressed Air Discharge, Steam and Condensate Return ( 201 to 250 Degrees F

SECTION 23 07 00 Page 14

TABLE 2

Piping Insulation Thickness ( inch ) Do not use integral wicking material in Chilled water applications exposed to outdoor ambient conditions in climatic zones 1 through 4.

Service

Material Tube And Pipe Size (inch)

<1 1-<1.5 1.5-<4 4-<8 > or = >8

Mineral Fiber 1.5 1.5 2 2 2

1.5 * 2* 2.5 * 3* 3.5 *

Calcium Silicate 2.5 3 4 4 4.5

Cellular Glass 2 2.5 3 3 3

Perlite 2.5 3 4 4 4.5

Flexible Elastomeric Cellular 1 1 1 N/A N/A

Exposed Lavatory Drains, Exposed Domestic Water Piping & Drains to Areas for Handicapped Personnel

Flexible Elastomeric Cellular 0.5 0.5 0.5 0.5 0.5

Horizontal Roof Drain Leaders (Including Underside of Roof Drain Fittings)

Cellular Glass 1.5 1.5 1.5 1.5 1.5

Flexible Elastomeric Cellular 1 1 1 N/A N/A

Faced Phenolic Foam 1 1 1 1 1

Condensate Drain Located Inside Building

Cellular Glass 1.5 1.5 1.5 1.5 1.5

Flexible Elastomeric Cellular 1 1 1 N/A N/A

Medium Temperature Hot Water, Steam and Condensate ( 251 to 350 Degrees F)

Mineral Fiber 1.5 3 3 4 4

2.5 * * 3.5 *

Calcium Silicate 2.5 3.5 4.5 4.5 5

SECTION 23 07 00 Page 15

TABLE 2

Piping Insulation Thickness ( inch ) Do not use integral wicking material in Chilled water applications exposed to outdoor ambient conditions in climatic zones 1 through 4.

Service

Material Tube And Pipe Size (inch)

<1 1-<1.5 1.5-<4 4-<8 > or = >8

Perlite 2.5 3.5 4.5 4.5 5

Flexible Elastomeric Cellular 1 1 1 N/A N/A

High Temperature Hot Water & Steam ( 351 to 700 Degrees F)

Mineral Fiber 2.5 3 3 4 4

Calcium Silicate 4 4.5 6 6 6

Perlite 4 4.5 6 6 6

Brine Systems Cryogenics ( -30 to 0 Degrees F )

Cellular Glass 2.5 2.5 3 3 3.5

Flexible Elastomeric Cellular 1 1 N/A N/A N/A

Brine Systems Cryogenics ( 0 to 34 Degrees F )

Cellular Glass 2 2 2 2.5 3

Flexible Elastomeric Cellular 1 1 1 N/A N/A

-- End of Section --

SECTION 23 07 00 Page 16