Addendum No 2Glens Falls National Bank Addendum #1
Queensbury Renovation February 15, 2024
Page 1 of 1
ADDENDUM #2
TO THE CONSTRUCTION DOCUMENTS FOR
GLENS FALLS NATIONAL BANK QUEENSBURY RENOVATION
The following changes, additions, and/or deletions are hereby made part of the construction
documents of the above project, fully and completely, as if contained in the documents. All other
conditions of the original Invitation to Bid and bid set remain unchanged.
This Addendum must be acknowledged on the Bid Form.
The Bid submittal date and time are not changed by this Addendum.
General Information
Please note that the Documents call for the Contractor to produce as-built drawings.
Addendum Items
1. Question: How should the cost of temporary heating and cooling be handled?
Answer: Please provide a $10,000 allowance in your bid for temporary heating and cooling.
2. Question: Is a chute from the second floor allowed for demolition?
Answer: A chute is allowed from the second floor to a dumpster in the designated
Contractor lay-down area facing Lafayette Street.
3. Question: Who is responsible for removal of the existing gas meter?
Answer: Removal of gas service from the street and removal of the existing meter shall be by
National Grid. Responsibility for the gas service inside the building is by the Contractor. The
Contractor shall coordinate directly with National Grid.
4. Question: What are the thicknesses of the binder and top course for site paving, and what is
the asphalt type?
Answer: Please refer to attached sketches.
Revisions to Contract Drawings
Drawings M701: Updated Water Source Heat Pump Schedule
Revisions to Project Manual
Specification section 230719 Insulation, paragraph 3.12: updated the “Ductwork Service
Insulation Material Schedule” to clarify ductwork to receive internal flexible elastomeric
duct liner, as indicated on the drawings.
Attached Drawings
B-SK-01 TYPICAL PAVING DETAILS
B-SK-02 TYPICAL PAVING DETAILS
M701 SCHEDULES
END OF ADDENDUM
GLENS FALLS NATIONAL BANK
QUEENSBURY BRANCH
Oldenquist Design 230719 - 1 INSULATION
SECTION 230719
INSULATION
PART 1 GENERAL
1.01 ABBREVIATIONS
A. FS: Federal Specification.
B. K: Thermal Conductivity, i.e., maximum Btu per inch thickness per hour per
square foot.
C. pcf: Pounds per cubic foot.
D. PVC: Polyvinylchloride.
1.02 SUBMITTALS
A. Product Data:
1. Manufacturer’s catalog sheets, specifications and installation instructions
for insulation materials and jacket materials.
2. Materials Schedule: Itemize insulation materials and thicknesses for
each specified application in Insulation Material Schedules in Part 3 of
this Section. Where optional materials are specified, indicate option
selected.
1.03 QUALITY ASSURANCE
A. Qualifications: The persons installing the Work of this Section and their
Supervisor shall be personally experienced in mechanical insulation work and
shall have been regularly employed by a company installing mechanical
insulation for a minimum of 5 years.
B. Regulatory Requirements:
1. Insulation installed inside buildings, including duct lining materials,
laminated jackets, mastics, sealants and adhesives shall have a Fire
Spread/Smoke Developed Rating of 25/50 or less based on ASTM E 84.
PART 2 PRODUCTS
2.01 INSULATION
A. Fibrous Glass (Mineral Fiber) Insulation: Composed principally of fibers
manufactured from rock, slag, or glass, with or without binders, and asbestos
free.
1. Preformed Pipe Insulation: Minimum density 3 pcf; ASTM C 547:
a. Class 1 (Suitable for Temperatures Up to 450 degrees F): K of
0.26 at 75 degrees F.
GLENS FALLS NATIONAL BANK
QUEENSBURY BRANCH
Oldenquist Design 230719 - 2 INSULATION
b. Class 2 (Suitable for Temperatures 451 to 650 degrees F): K of
0.46 at 300 degrees F.
c. Class 3 (Suitable for Temperatures 651 to 1200 degrees F): K of
0.56 at 300 degrees F.
2. Premolded Fitting Insulation: Minimum density 4.0 pcf, K of 0.26 at 75
degrees F; ASTM C 547, Class 1.
3. Insulation Inserts for PVC Fitting Jackets: Minimum density 1.5 pcf, K
of 0.28 at 75 degrees F; ASTM C 553, Type III.
a. Suitable for temperatures up to 450 degrees F.
4. Block or Board Insulation: Minimum density 3.0 pcf and 6.0 pcf as
specified; ASTM C 612:
a. Type IA or IB (Suitable for Temperatures Up to 450 degrees F):
K of 0.26 at 75 degrees F.
b. Type II (Suitable for Temperatures 451 to 850 degrees F): K of
0.44 at 300 degrees F.
c. Type III (Suitable for Temperatures 851 to 1000 degrees F): K
of 0.44 at 300 degrees F.
d. Type IV (Suitable for Temperatures 1001 to 1200 degrees F): K
of 0.37 at 300 degrees F.
e. Type V (Suitable for Temperatures 1201 to 1800 degrees F): K
of 0.42 at 300 degrees F.
5. Blanket Insulation:
a. For Ductwork (Suitable for Temperatures Up to 450 Degrees F):
Minimum density 1.0 pcf, K of 0.31 at 75 degrees F; ASTM C
553, Type II.
b. For Breeching (Suitable for Temperatures up to 1200 degrees F):
Minimum density 8 pcf, K of 0.55 at 400 degrees F, metal mesh
faced one side; ASTM C 553, Type VII.
B. Flexible Elastomeric Foam Insulation:
1. FM tested and approved, meeting the following:
a. Maximum Water Vapor Transmission: 0.10 perm - inch based
on ASTM E 96, Procedure A.
b. K of 0.27 at 75 degrees F based on ASTM C 518 or C 177.
c. Fire Spread/Smoke Developed Rating: 25/50 or less based on
ASTM E 84.
2. Pipe Insulation: ASTM C 534, Type I.
3. Polyethylene and polyolefin insulation is not acceptable.
C. High Density Jacketed Insulation Inserts for Hangers and Supports:
1. For Use with Fibrous Glass Insulation:
a. Cold Service Piping:
1) Polyurethane Foam: Minimum density 4 pcf, K of 0.13
at 75 degrees F, minimum compressive strength of 125
psi.
b. Hot Service Piping:
1) Calcium Silicate: Minimum density 15 pcf, K of 0.50 at
300 degrees F; ASTM C 533.
2) Perlite: Minimum density 12 pcf, K of 0.60 at 300
degrees F; ASTM C 610.
GLENS FALLS NATIONAL BANK
QUEENSBURY BRANCH
Oldenquist Design 230719 - 3 INSULATION
c. Ductwork: Fibrous glass board, minimum density 6 pcf, K of
0.26 at 75 degrees F, conforming to ASTM C 612, Type IA or
IB.
2. For Use with Flexible Elastomeric Foam Insulation:
a. Ductwork and Piping: Hardwood dowels and blocks, length or
thickness equal to insulation thickness, other dimensions as
specified or required.
D. Cements:
1. Fibrous Glass Thermal Insulating Cement: Asbestos free; ASTM C 195.
2. Fibrous Glass Hydraulic Setting Thermal Insulating and Finishing
Cement: ASTM C 449/C 449M.
2.02 JACKETS
A. Laminated Vapor Barrier Jackets for Piping and Ductwork: Factory applied by
insulation manufacturer, conforming to ASTM C 1136, Types I and II.
1. Type I: Reinforced white kraft and aluminum foil laminate with kraft
facing out.
a. Pipe Jackets: Furnished with integral 1-1/2 inch self sealing
longitudinal lap, and separate 3 inch wide adhesive backed butt
strips.
2. Type II: Reinforced aluminum foil and kraft laminate with foil facing
out.
3. Laminated vapor barrier jackets are not required for flexible elastomeric
foam insulation.
B. Canvas Jackets: Cotton duck, fire retardant, complying with NFPA 701, 4 oz or
6 oz per sq yd as specified.
C. Premolded PVC Fitting Jackets:
1. Constructed of high impact, UV resistant PVC.
a. ASTM D 1784, Class 14253-C.
b. Working Temperature: 0-150 degrees F.
D. Metal Jacketing:
1. Aluminum: ASTM B 209, Alloys 1100, 30003, 3105 or 5005, Temper
H14, 0.016 inch thick.
a. Factory Pre-formed Sectional Pipe Jacketing:
1) Smooth outer finish with integral bonded laminated
polyethylene film - kraft paper moisture barrier
underside.
2) Pittsburg or modified Pittsburg longitudinal lock seams.
3) 2 inch overlapping circumferential joints with integral
locking clips, or butt joints sealed with 2 inch wide
mastic backed aluminum snap bands.
2.03 ADHESIVES, MASTICS, AND SEALERS
A. Lagging Adhesive (Canvas Jackets): Childers’ CP-50AMV1, Epolux’s Cadalag
336, Foster’s 30-36.
GLENS FALLS NATIONAL BANK
QUEENSBURY BRANCH
Oldenquist Design 230719 - 4 INSULATION
B. Vapor Lap Seal Adhesive (Fibrous Glass Insulation): Childers’ CP-82, Epolux’s
Cadoprene 400, Foster’s 85-60 or 85-20.
C. Vapor Barrier Mastic (Fibrous Glass Insulation): Permeance shall be .03 perms
or less at 45 mils dry per ASTM E 96. Childers’ CP-34, Epolux’s Cadalar 670,
Foster’s 30-65 .
D. Adhesive (Fiberglass duct liner): Childers’ Chil Quik CP-127, Foster Vapor Fas
85-60. Must comply with ASTM C 916, Type II
E. Weather Barrier Breather Mastic (Reinforcing Membrane): Childers’ VI-CRYL
CP-10/11, Foster’s Weatherite 46-50.
F. Reinforcing Membrane: Childers’ Chil Glas #10, Foster Mast a Fab, Pittsburgh
Corning PC 79
G. Adhesive (Flexible Elastomeric Foam): Armstrong’s 520, Childers’ CP-82,
Epolux’s Cadoprene 488, Foster’s 85-75. 5 gallon cans only.
2.04 MISCELLANEOUS MATERIALS
A. Insulation Fasteners for Ductwork and Equipment:
1. Acceptable Manufacturers: Duro-Dyne Corp.; Erico Fastening Systems,
Inc.
2. Type: Weld pins, complete with self-locking insulation retaining
washers.
B. Pressure Sensitive Tape for Sealing Laminated Jackets:
1. Acceptable Manufacturers: Alpha Associates, Ideal Tape, Morgan
Adhesive.
2. Type: Same construction as jacket.
C. Wire, Bands, and Wire Mesh:
1. Binding and Lacing Wire: Nickel copper alloy or copper clad steel, gage
as specified.
2. Bands: Galvanized steel, 1/2 inch wide x 0.015 inch thick, with 0.032
inch thick galvanized wing seals.
3. Wire Mesh: Woven 20 gage steel wire with 1 inch hexagonal openings,
galvanized after weaving.
D. Metal Corner Angles: Galvanized steel, 2 x 2 inch 28 gage.
E. Reinforcing Membrane: Glass or Polyester, 10 x 10 mesh. Alpha Associates
Style 59, Childer’s Chil-Glas, Foster’s MAST-A-FAB.
PART 3 EXECUTION
3.01 PREPARATION
GLENS FALLS NATIONAL BANK
QUEENSBURY BRANCH
Oldenquist Design 230719 - 5 INSULATION
A. Perform the following before starting insulation Work:
1. Install hangers, supports and appurtenances in their permanent locations.
2. Complete testing of piping, ductwork, and equipment.
3. Clean and dry surfaces to be insulated.
3.02 INSTALLATION, GENERAL
A. Install the Work of this Section in accordance with the manufacturer’s printed
installation instructions unless otherwise specified.
B. Piping Insulation: Provide continuous insulation and jacketing when passing thru
interior wall, floor, and ceiling construction.
1. At Through Penetration Firestops: Coordinate insulation densities with
the requirements of approved firestop system being installed. See
Section 078400.
a. Insulation densities required by approved firestop system may
vary with the densities specified in this Section. When this
occurs use the higher density insulation.
C. Do not intermix different insulation materials on individual runs of piping.
3.03 INSTALLATION AT HANGERS AND SUPPORTS
A. Reset and realign hangers and supports if they are displaced while installing
insulation.
B. Install high density jacketed insulation inserts at hangers and supports for
insulated ductwork, piping, and equipment.
C. Insulation Inserts For Use with Fibrous Glass Insulation:
1. Ductwork: Install 6 pcf density jacketed fibrous glass board, same
thickness as adjoining insulation, sized for full bearing on supporting
trapeze member, and as required to enable abutting to adjoining
insulation and overlapping of jacketing.
2. Piping: Where clevis hangers are used, install insulation shields and high
density jacketed insulation inserts between shield and pipe.
a. Where insulation is subject to compression at points over 180
degrees apart, e.g. riser clamps, U-bolts, trapezes, etc.; fully
encircle pipe with 2 protection shields and 2 high density
jacketed fibrous glass insulation inserts within supporting
members.
1) Exception: Locations where pipe covering protection
saddles are specified for hot service piping, 6 inch and
larger.
D. Insulation Inserts For Use with Flexible Elastomeric Foam Insulation:
1. Piping:
a. Where clevis hangers are used, install insulation shields with
hardwood filler pieces, same thickness as adjoining insulation,
inserted in undersized die cut or slotted holes in insulation at
support points.
GLENS FALLS NATIONAL BANK
QUEENSBURY BRANCH
Oldenquist Design 230719 - 6 INSULATION
b. Contour hardwood blocks to match the curvature of pipe, and
shield.
c. Coat dowels and blocks with insulation adhesive, and insert
while still wet.
d. Vapor seal outer surfaces of dowels and blocks with adhesive
after insertion.
PIPE/TUBING SIZE FILLER PIECES POSITION
Thru 1-1/2” 2 dowel plugs 6 o’clock; in tandem
2” thru 4” 1 block 2 dowel plugs 6 o’clock, and 4 & 8 o’clock
respectively
6” thru 8” 2 blocks 4 dowel plugs 6 o’clock; in tandem and
4 & 8 o’clock; in tandem
3.04 INSTALLATION OF FIBROUS GLASS GLYCOL/WATER INSULATION
A. Install insulation materials with field or factory applied ASTM C 1136 Type I
laminated vapor barrier jacket unless otherwise specified.
B. Canvas Jackets on Piping, Fittings, Valves, Flanges, Unions, and Irregular
Surfaces:
1. For Piping 2 inch Size and Smaller: 4 oz per sq yd unless otherwise
specified.
2. For Piping Over 2 inch Size: 6 oz per sq yd unless otherwise specified.
C. Piping:
1. Butt insulation joints together, continuously seal minimum 1-1/2 inch
wide self sealing longitudinal jacket laps and 3 inch wide adhesive
backed butt strips.
a. Substitution: 3 inch wide pressure sensitive sealing tape, of
same material as the jacket, may be used in lieu of butt strips.
2. Fill voids in insulation at hanger with insulating cement.
3. Exceptions:
a. Piping in Accessible Shafts, Attic Spaces, Crawl Spaces,
Unfinished Spaces and Concealed Piping: Butt insulation joints
together and secure minimum 1-1/2 inch wide longitudinal jacket
laps and 3 inch wide butt strips of same material as jacket, with
outward clinching staples on maximum 4 inch centers. Fill voids
in insulation at hangers with insulating cement.
b. Piping in Tunnels: Butt insulation joints together and secure
minimum 1-1/2 inch wide longitudinal jacket laps and 3 inch
wide butt strips, of same material as jacket, with outward
clinching staples on maximum 4 inch centers and 16 gage wires
a minimum of 4 loops per section. Fill voids in insulation with
insulating cement.
D. Fittings, Valves, Flanges and Irregular Surfaces:
1. Insulate with mitre cut or premolded fitting insulation of same material
and thickness as insulation.
GLENS FALLS NATIONAL BANK
QUEENSBURY BRANCH
Oldenquist Design 230719 - 7 INSULATION
2. Secure in place with 16 gage wire, with ends twisted and turned down
into insulation.
3. Butt fitting, valve and flange insulation against pipe insulation, and fill
voids with insulating cement.
4. Insulate valves up to and including bonnets, without interfering with
packing nuts.
5. Apply leveling coat of insulating cement to smooth out insulation and
cover wiring.
6. After insulating cement has dried, coat insulated surface with lagging
adhesive, and apply 4 oz or 6 oz canvas jacket as required by pipe size.
a. Lap canvas jacket on itself and adjoining pipe insulation at least
2 inches.
b. Size entire canvas jacket with lagging adhesive.
7. Exceptions:
a. In Types E, F and G Service Piping Systems: Valves, fittings
and flanges may be insulated with premolded PVC fitting
jackets, with fibrous glass insulation inserts.
1) Additional insulation inserts are required for services
with operating temperatures over 250 degrees F or where
insulation thickness exceeds 1-1/2 inches. The surface
temperature of PVC fitting jacket must not exceed 150
degrees F.
b. In Types E, F, and G Service Piping Systems: Insulate fittings,
valves, and irregular surfaces 3 inch size and smaller with
insulating cement covered with 4 oz or 6 oz canvas jacket as
required by pipe size.
1) Terminate pipe insulation adjacent to flanges and unions
with insulating cement trowelled down to pipe on a
bevel.
c. In Type H Service Piping System: Insulate fittings, valves,
flanges, unions, and irregular surfaces 3 inch size and smaller
with insulating cement covered with 4 oz or 6 oz canvas jacket
as required by pipe size.
d. Fittings, Valves, Flanges, and Irregular Surfaces In Concealed
Piping, Piping in Accessible Shafts, Attic Spaces, Crawl Spaces,
Unfinished Rooms, Unfinished Spaces, and Tunnels: Sizing of
canvas surface is not required.
E. Equipment:
1. Secure fibrous glass block or board insulation in place with wire or
galvanized steel bands.
a. Small Areas: Secure insulation with 16 gage wire on maximum
6 inch centers.
b. Large Areas: Secure insulation with 14 gage wire or .015 inch
thick by 1/2 inch wide galvanized steel bands on maximum 10
inch centers. Stagger insulation joints.
c. Irregular Surfaces: Where application of block or board
insulation is not practical, insulate with insulating cement built-
up to same thickness as adjoining insulation.
2. Fill joints, voids and irregular surfaces with insulating cement, to a
uniform thickness.
GLENS FALLS NATIONAL BANK
QUEENSBURY BRANCH
Oldenquist Design 230719 - 8 INSULATION
3. Stretch wire mesh over entire insulated surface and secure to anchors,
with wire edges laced together.
4. Apply finishing cement, total of 1/2 inch thick, in 1/4 inch thick coats.
a. Trowel second coat to a smooth hard finish.
5. Neatly bevel insulation around manholes, handholes, cleanouts, ASME
stamp, boiler manufacturer’s name and catalog number.
3.05 INSTALLATION OF FLEXIBLE ELASTOMERIC FOAM INSULATION
A. Where possible, slip insulation over the pipe, and seal butt joints with adhesive.
1. Where the slip-on technique is not possible, slit the insulation and install.
2. Re-seal with adhesive, making sure the mating surfaces are completely
joined.
B. Insulate fittings and valves with miter cut sections. Use templates provided by
the manufacturer, and assemble the cut sections in accordance with the
manufacturer’s printed instructions.
1. Insulate threaded fittings and valves with sleeved fitting covers. Over
lap and seal the covers to the adjoining pipe insulation with adhesive.
C. Carefully mate and seal with adhesive all contact surfaces to maintain the
integrity of the vapor barrier of the system.
3.06 INSTALLATION OF DUCTWORK INSULATION
A. Fibrous Glass Board Insulation Application:
1. Secure insulation to ductwork, with duct insulation fasteners spaced 3
inch in from all corners of ducts, with intermediate fasteners on
maximum 16 inch centers in all directions.
2. Butt edges of insulation and fill voids with similar insulation.
3. Seal minimum 1-1/2 inch wide longitudinal jacket laps continuously with
vapor seal adhesive.
4. Lap circumferential joints with 4 inch wide jacket material and seal laps
continuously with vapor barrier lap adhesive, or seal continuously with
minimum 3 inch wide pressure sensitive sealing tape, of same material as
jacket.
5. Install metal corner angles over the jacketed insulated corners. Seal
exposed ends of insulation with vapor barrier mastic.
6. Vapor seal breaks in vapor barrier jacketing, exposed surfaces of duct
insulation fasteners and metal corner angles, with pressure sensitive
sealing tape of same material as jacket or coat with vapor barrier mastic.
7. Field apply 6 oz canvas jacket over the vapor barrier jacketed insulation
where indicated on Ductwork Service Insulation Material Schedule in
Part 3 of this Section.
a. Apply canvas jacket with lagging adhesive, with a 2 inch lap on
circumferential and longitudinal seams.
b. Outward clinching staples may be utilized for additional
securement of canvas to bottom of ducts in excess of 48 inch in
width.
c. Apply heavy coat of lagging adhesive to entire canvas surface.
GLENS FALLS NATIONAL BANK
QUEENSBURY BRANCH
Oldenquist Design 230719 - 9 INSULATION
8. Place trapeze hangers, fabricated of steel rods and structural steel
channels or angles, outside of jacketed insulated ducts.
a. Install high density insulation inserts, of thickness equal to
insulation, minimum of 4 inch in width by the bottom dimension
of the duct, at points of support.
b. Continuously jacket insulated ducts and filler pieces through
supports.
B. Fibrous Glass Blanket Insulation Application:
1. Cut insulation to stretch-out dimensions as recommended by insulation
manufacturer.
2. Remove 2 inch wide strip of insulation material from the jacketing on the
longitudinal and circumferential joint edges to form an overlapping
staple/tape flap.
3. Install insulation with jacketing outside so staple/tape flap overlaps
insulation and jacketing on other end.
4. Butt ends of insulation tightly together.
a. Rectangular and Square Ductwork: Do not compress insulation
at duct corners.
5. Staple longitudinal and circumferential joints with outward clinching
staples minimum 6 inches on center, and seal with pressure sensitive
sealing tape.
6. Cut off pretruding ends of fasteners flush with insulation surface and seal
with pressure sensitive sealing tape.
7. Install duct insulation fasteners on bottom side of horizontal duct runs,
when bottom dimension of the duct is in excess of 24 inches in width.
8. Install duct insulation fasteners on sides of duct risers having a
dimension over 24 inches in size.
9. Seal tears, punctures, and penetrations of insulation jacketing with
sealing tape and coat with vapor barrier mastic.
10. Secure insulation to ductwork with fasteners spaced in accordance with
the following schedule:
DUCT DIMENSION SPACING OF FASTENERS (MINIMUM)
Up to 24 inches None required.
24 inches to 48 inches Horizontal Runs: 2 rows - 16 inches on center.
Risers: 16 inches on center, all directions.
49 inches to 60 inches Horizontal Runs: 3 rows - 16 inches on center.
Risers: 16 inches on center, all directions.
61 inches and over Horizontal Runs: 16 inches on center, all directions.
Risers: 16 inches on center, all directions.
C. Bench Insulated Ductwork:
1. Insulate ducts prior to erection in place when ducts are required to be
installed proximate to walls, ceilings, equipment or other ductwork,
which will not permit adequate space for installation of insulation after
ducts are installed.
3.07 FIELD QUALITY CONTROL
GLENS FALLS NATIONAL BANK
QUEENSBURY BRANCH
Oldenquist Design 230719 - 10 INSULATION
A. Field Samples: The Owner’s Representative, may at their discretion, take field
samples of installed insulation for the purpose of checking materials and
application. Reinsulate sample cut areas.
3.08 PIPING AND EQUIPMENT INSULATION SCHEDULE
A. Insulate all cold service and hot service piping, equipment, and appurtenances
except where otherwise specified.
B. Schedule of Items Not to be Insulated:
1. Do not insulate items installed under other Contracts.
2. Do not insulate mechanical equipment with a factory applied insulation.
3.09 COLD SERVICE INSULATION MATERIAL SCHEDULE
TYPE SERVICE AND
TEMPERATURES
INSULATION
MATERIAL
PIPE
SIZES
(INCHES)
MINIMUM
(NOMINAL)
INSULATION
THICKNESS
(INCHES)
D Cooling Coil Condensate Fibrous Glass All Sizes 1/2
A & B Refrigerants, Brine, and Fluids
below 40 F.
Flex. Elastomeric
Foam 1& less 1
A. NOTES:
1. Provide exterior rated jacket (Aluminum Sheet Metal) on exterior
installed refrigerant piping.
3.10 WATER AND GLYCOL MIXTURE INSULATION MATERIAL SCHEDULE
SERVICE AND
TEMPERATURES
INSULATION
MATERIAL
PIPE
SIZES
(INCHES)
MINIMUM
(NOMINAL)
INSULATION
THICKNESS
(INCHES)
E
Water and Glycol Mixture.
Fibrous Glass 2 and Less 1
A. NOTES:
1. Provide continuous vapor barrier on piping, fittings, valves, and
accessories from equipment connection to under slab penetration.
3.11 DUCTWORK SERVICE INSULATION SCHEDULE
A. Insulate all ductwork service except where otherwise specified.
B. Do not insulate the following ductwork service items:
1. Exhaust ductwork, unless within 10 feet of Exterior Wall.
GLENS FALLS NATIONAL BANK
QUEENSBURY BRANCH
Oldenquist Design 230719 - 11 INSULATION
2. Return fans.
3. Exhaust fans.
4. Flexible ductwork connections.
3.12 DUCTWORK SERVICE INSULATION MATERIAL SCHEDULE
LOCATION SERVICE INSUL.
MATERIAL
MINIMUM
INSUL.
THICKNESS
JACKET
TYPE
MINIMUM
REQUIRED
R VALUE
Within
Mechanical
Equipment
Room
Supply and Return
Ductwork
Fibrous Glass
Board 2 Canvas
Type R-6
Concealed
within building
envelope
Supply, Return,
Outside Air, and
Exhaust. (Exhaust
only within 10 feet of
exterior wall)
Fibrous Glass
Blanket 2 I or II R-6
Heat Pump
Supply
Connection
10’-0” of supply
ductwork after
discharge connection
from heat pump (in
addition to the
exterior ductwork
insulation)
Flex. Elastomeric
Foam Duct Liner 1 - R-4
Heat Pump
Return Plenum
Connection
Plenum return
ductwork
Flex. Elastomeric
Foam Duct Liner 1 - R-4
Transfer Duct Transfer Duct Flex. Elastomeric
Foam Duct Liner 1 - R-4
Insulated Return
Grille Boot
Plenum return
ductwork
Flex. Elastomeric
Foam Duct Liner 1 - R-4
A. NOTES:
1. Equipment: Insulate air handling equipment, not furnished with factory
applied insulated jacket or internal insulation, with minimum 1-1/2 inch
thick fibrous glass board with an ASTM C 1136 Type I jacket, installed
and finished as specified for exposed ductwork in finished spaces.
2. Ductwork dimensions listed on the drawings indicate internally clear
dimensions.
END OF SECTION
B-SK-0122-03
02-15-24
AS NOTED
TYPICAL PAVING DETAILS
GLENS FALLS NATIONAL BANK QUEENSBURY
NYSDOT ITEM 404.098201 TOP
COURSE
NYSDOT ITEM 404.098201
BINDER COURSE
NYS DOT ITEM 304-2.03 TYPE 2
GRAVEL SUBBASE, COMPACTED TO
95% MODIFIED PROCTOR DENSITY
COMPACTED SUBGRADE
MIRAFI 500X WOVEN
STABILIZATION FABRIC
12
"
2-
1
/
2
"
1-
1
/
2
"
TYP ASPHALT PAVEMENT DETAIL
3/4" = 1'-0"
TYP. NYSDOT ITEM 404.098201
TOP COURSE
TYPICAL 12" TYPE 2
COMPACTED SUBBASE
TYP. NYSDOT ITEM 404.098201
BINDER COURSE
COMPACTED OR
EXIST. SUBGRADE
REMOVE EXISTING TEMPORARY
GRAVEL BASE, APPROX. 4"
EXCAVATE EXISTING BACKFILL DOWN TO
DEPTH OF COMPACTED SUBBASE @
ADJACENT NEW PAVING
TYPICAL 12" TYPE 2 COMPACTED
SUBBASE @ EXISTING PARKING AREA
PARKING LOT
EXTENSION
EXISTING
PARKING LOT
TRANSITION TO NEW PAVING
@ PARKING LOT
3/4" = 1'-0"
1'-0"2'-0"
(±4")
B-SK-0222-03
02-15-24
AS NOTED
TYPICAL PAVING DETAILS
GLENS FALLS NATIONAL BANK QUEENSBURY
TRANSITION BETWEEN
EXISTING PAVING AND TRENCH
INFILL @ DRIVE-THROUGH
3/4" = 1'-0"
NEW ASPHALT CONCRETE TOP
COURSE, SEE TYP. PAVEMENT
DETAIL
MILL EXIST. PAVEMENT TO 1-1/2"
DEPTH
NEW ASPHALT BINDER COURSE,
SEE TYP. ASPHALT DETAIL
NEW SUBBASE, SEE ASPHALT
PAVING DETAIL
COMPACTED SUBGRADE OR
EXIST. SUBGRADE
TACK COAT ALL VERT. & HORIZ.
SURFACES IN CONTACT W/NEW
PAVEMENT IN ACCORDANCE W/
NYSDOT STD. SPEC. SECTION 407
SAWCUT EXIST. PAVEMENT
EXISTING SUBBASE
EXIST. PAVEMENT