B08_Attach_142_REV_01_27_00_DefinitionofContracLineItems_0007.pdf
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- Solicitation number
- 140P2023R0002
About this file
This document defines contract line items for the rehabilitation of First Bank in Independence National Historical Park in Philadelphia, Pennsylvania. The project includes 20 base contract line items and 7 optional line items covering foundations, basement construction, the superstructure, exterior enclosure, roofing, interior construction, stairs, interior finishes, conveying systems, plumbing, HVAC, fire protection, electrical, equipment, furnishings, selective demolition, site preparation, site improvements, site mechanical, and site electrical for the existing building and proposed addition. Key agencies involved are the Department of the Interior National Park Service National Office. The solicitation number is 140P2023R0002.
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INDE-391-186336 01 27 00 A- 1
PMIS 245589 DEFINITION OF CONTRACT LINE ITEMS
SECTION 01 27 00A – DEFINITION OF CONTRACT LINE ITEMS
PART 1 - GENERAL
1.1 SUMMARY
A. Section explains in general, what is and is not included in a contract line item, and limits or cut-off points where one item ends and another begins.
B. If no contract line item exists for a portion of work, include costs in a related item.
PART 2 - PRODUCTS (Not Used)
PART 3 - EXECUTION
3.1 LIST OF BASE CONTRACT LINE ITEMS
A. Contract Line Item Number 1: Foundations
1. Existing Building
a. Infill elevator pit
b. Patch concrete slab
c. Reinforced concrete piers
d. Point open joints in exposed foundation walls
2. Building Addition
a. Bulk excavation for basement, including archaeology premium
b. Trench excavation and backfill for footings
c. Elevator pit foundation walls and sump pit
d. Concrete mat foundations, spread footings and continuous footings, including underpinning
e. Reinforced concrete foundation walls
f. Concrete piers
g. Concrete slab on grade
h. Concrete partitions, 2-hour-rated
i. Concrete partitions, furred and framed with gypsum board
j. Concrete elevator shaft walls at basement
k. Cementitious dampproofing
l. Dismantle and rebuild masonry window wells
m. Parge existing fieldstone foundation wall
3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
4. Payment will be made at the contract lump sum price.
B. Contract Line Item Number 2: Basement Construction
1. Existing Building
a. Masonry walls
INDE-391-186336 01 27 00 A- 2
1) Clean fieldstone masonry walls
2) Selective rake and repoint fieldstone masonry walls
3) Infill openings and chases in fieldstone masonry walls
4) Paint fieldstone masonry walls with vapor-permeable coating
b. Ceilings
1) Strip paint from brick ceiling vaults
2) Selective rake and repoint brick masonry vaults
3) Paint brick masonry vaults with vapor-permeable coating
c. Floors
1) Clean and patch marble tile flooring
2) Clean and patch concrete slab floors
3) Clean and reset brick floor pavers
4) Replace floor drains and sanitary piping
5) Install new concrete pavers
d. Expose and paint existing metal columns
e. Windows, Doors and Bulkheads
1) Prep and paint interior surfaces of wood windows and clean glass
2) Prep and paint wood doors and frames
3) Prep and paint metal doors and frames
4) Prep and paint interior surfaces of basement bulkhead
5) New fire rated access door and frame
f. Historic iron hardware
1) Clean, conserve and paint historic iron hardware
2) Reinstall historic iron hardware
g. Prep and paint interior baseboards and miscellaneous trim
2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
3. Payment will be made at the contract lump sum price.
C. Contract Line Item Number 3: Superstructure
1. Existing Building
a. Structural infill and support associated with elevator removal
b. New framing for roof overbuild and openings
c. Reinforce existing steel beams
d. Miscellaneous steel framing for MEP floor and wall openings
e. New steel to spread floor loads
f. Concrete floor slab
1) Enlarge existing concrete pipe trenches
2) New lightweight concrete fill at piping trenches
3) Cut and patch new concrete trench for electrical work
2. Building Addition
a. Reinforced concrete beams and curbs
b. Structural steel framing
1) Columns
2) Floor framing
3) Roof framing
4) Hoist beam
5) Elevator rails and channel door frames
6) Moment connections, splices and shear studs
7) Relief angles
INDE-391-186336 01 27 00 A- 3
c. Elevated concrete first floor slab
d. Concrete slabs on composite metal deck
e. Cast window lintels
f. Spray-applied fireproofing
3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
4. Payment will be made at the contract lump sum price.
D. Contract Line Item Number 4: Exterior Enclosure
1. Existing Building
a. Exterior walls
1) Enlarge existing windows to door openings
2) Cut new and modify existing door openings in masonry
3) Add fasteners at fiberglass cornice modillions
4) Stabilize shifted stones at north side of portico entablature
5) Essential repointing of portico steps
6) Essential repointing of water table
7) Rake and patch previously repaired cracks
b. Exterior windows
1) Exterior sidelight
2) Repair to interior storm windows
c. Exterior doors
1) Enlarge existing window to door opening
2. Building Addition
a. Exterior walls
1) Exterior brick façade with cast stone trim over exterior framing, sheathing and insulation
2) Exterior cast stone water table with concrete unit masonry backup
3) Exterior window sills, jack arch and door surround
4) Fire-rated wood cornice and rake board
5) Brick masonry parapet and cast stone trim
6) Faux brick parapet with copper cap
7) Aluminum louvers
8) Exterior step and head stone at egress door
9) Seismic isolation joints
b. Exterior windows
1) Exterior aluminum windows
2) Exterior aluminum curtain wall
c. Exterior doors
1) Exterior hollow metal doors
2) Exterior aluminum and glass doors
3) Handicap push buttons and operators
3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
4. Payment will be made at the contract lump sum price.
E. Contract Line Item Number 5: Roofing
1. Existing Building
a. Essential dome repairs for fire protection installation
INDE-391-186336 01 27 00 A- 4
b. Patch and modify existing roof openings and penetrations
c. Demolish segment of existing balustrade for addition
d. New FRP balustrade and base at west elevation for addition
e. Modify existing gutter for addition
f. Downspouts, boots and boot covers
g. Reinforce and repoint existing brick chimneys
h. Install new fall restraint anchors
i. Demolish and replace lightning protection
2. Building Addition
a. Standing-seam copper roofing
b. EPDM roofing
c. Gutters and downspouts
d. Expansion joints at walls and roof
e. Suspended aluminum canopy
f. Lightning protection
3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
4. Payment will be made at the contract lump sum price.
F. Contract Line Item Number 6: Interior Construction
1. Existing Building
a. Interior Partitions
1) Masonry partitions, furred with gypsum board
2) Framed partitions with gypsum board
3) Interior metal and glass wall system
4) Metal ceiling framing at theater
5) Infill existing doors and windows; repair chase walls
b. Interior Doors
1) Wood stile and rail doors, frames and hardware
2) Metal and glass doors, frames and hardware
3) Hollow metal cased openings
4) Interior access doors
5) Replace lock cores in existing doors to remain
6) Keypad entry system
7) Remove and replace hardware at selected existing doors
c. Fittings
1) Toilet room accessories
2) Miscellaneous specialties
2. Building Addition
a. Interior Partitions
1) Masonry shaft walls and partitions
2) Framed partitions with gypsum board
3) Framed partitions with cement board
b. Interior Doors
1) Wood stile and rail doors, frames and hardware
2) Metal and glass doors, frames and hardware
3) Hollow metal cased openings
4) Attic access door and ladder
c. Fittings
1) Toilet partitions
INDE-391-186336 01 27 00 A- 5
2) Urinal screens
3) Diaper-changing stations
4) Toilet accessories
5) Interior signage
6) Miscellaneous signage
3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
4. Payment will be made at the contract lump sum price.
G. Contract Line Item Number 7: Stairs
1. Existing Building
a. Roof hatch and ladder
b. Access door and fixed ladder to portico access door
c. Circular stair
1) Clean marble treads at circular stair
2) Clean marble wainscot at circular stairs?
d. Railings
1) Custom curved wall-mounted handrail
2) Custom picket guardrail with wood cap
3) Custom metal guardrail extensions
4) Custom curved tempered/laminate panel
5) Horizontal metal railing at rotunda
2. Building Addition
a. New egress stairs with terrazzo treads
b. New steps
c. New metal and glass railing with curved corners
d. New metal railings at steps
3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
4. Payment will be made at the contract lump sum price.
H. Contract Line Item Number 8: Interior Finishes
1. Existing Building
a. Plaster
1) Cut and patch decorative cornice for MEP installation
2) Cut and patch three-coat plaster for MEP installation
3) Plaster on lath ceilings
4) Reproduction beam extension
b. Suspended drywall ceilings and gypsum board soffits
c. Acoustical tile ceilings
d. Floor Finishes
1) Sealed concrete
2) Brick pavers
3) Ceramic tile
4) Luxury vinyl tile
5) Carpet
6) Carpet tile
e. Painting
1) Vaulted masonry ceilings in basement
INDE-391-186336 01 27 00 A- 6
2) Plaster and drywall ceilings
3) Walls, doors and trim
4) Iron and steel railings
5) Decorative dome ribs
2. Building Addition
a. Suspended drywall ceilings with spray-applied acoustic finish and gypsum soffits
b. Acoustic tile ceilings
c. Floor finishes
1) Sealed concrete
2) Epoxy terrazzo
d. Painting
1) Walls, ceilings, doors and frames
2) Stair stringers and railings
3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
4. Payment will be made at the contract lump sum price.
I. Contract Line Item Number 9: Conveying Systems
1. Building Addition
a. 4-stop elevator
2. Measurement for payment: No separate measurement will be made.
3. Payment will be made at the contract lump sum price.
J. Contract Line Item Number 10: Plumbing
1. Existing Building
a. Demolition
1) Fixtures
2) Piping
3) Equipment
b. New plumbing fixtures
c. New drains and cleanouts
d. New equipment
1) Pumps
2) Water heater
e. Distribution piping
1) Domestic water piping, valves and meter
f. Sanitary waste
1) New backwater valve
2) New sanitary and vent piping
3) Repair section of waste line, including demolition and restoration of concrete slab and brick paving
2. Building Addition
a. Plumbing fixtures
b. Drains and cleanouts
c. Hose bibs
d. Equipment
1) Sump pump
2) Water chiller
e. Distribution piping
INDE-391-186336 01 27 00 A- 7
1) Domestic water piping and valves
f. Sanitary waste
1) New backwater valve
2) New sanitary and vent piping
3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
4. Payment will be made at the contract lump sum price.
K. Contract Line Item Number 11: HVAC
1. Existing Building
a. Mechanical demolition
1) Equipment
2) Ductwork and devices
3) Piping
b. New distribution ductwork, insulation and devices
c. New piping and equipment connections
1) Hot water
2) Chilled water
3) Condensate
d. New Dedicated Outdoor Air System (DOAS)
e. Equipment
1) New fan coil units
2) New Computer Room Air Conditioner (CRAC)
3) New fin tube convectors
4) New exhaust fans
5) New hot and chilled water pumps
6) New unit heaters
f. Controls
1) New BTU meters
2) Web-based DDC controls
g. Testing and balancing
2. Building Addition
a. Piping and equipment connections
b. Equipment
1) Energy recovery ventilator unit
2) New fan coil units
3) Blower coil unit
4) New Computer Room Air Conditioner (CRAC)
5) New fin tube convectors and flat panel radiators
6) New exhaust fans
7) New unit heaters
c. Controls
1) Web-based DDC controls
d. Testing and balancing
3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
4. Payment will be made at the contract lump sum price.
L. Contract Line Item Number 12: Fire Protection
INDE-391-186336 01 27 00 A- 8
1. Existing Building
a. Remove halon fire protection piping at 3rd floor
b. New fire protection header
c. New fire protection risers and valves
d. Sprinkler piping and heads at upper floors and rotunda
e. Fire department connection and test header
f. Pipe sleeves and seals
g. New dry fire protection header, piping and sprinkler heads at portico and portico attic
h. New nitrogen generator
2. Building Addition
a. New fire pump with jockey
b. New service entrance with backflow preventer
c. New sprinkler system with headers, risers and valves
d. Branch piping and sprinkler heads
e. New hose connections and cabinets
f. New dry fire protection header at attic
g. New dry branch piping and heads at attic
3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
4. Payment will be made at the contract lump sum price.
M. Contract Line Item Number 13: Electrical
1. Existing Building
a. Electrical demolition
1) Main distribution panel
2) Branch panelboards
3) Branch wiring, receptacles, switches, etc.
4) Light Fixtures
b. New electric meter and cabinet
c. New main distribution panel
d. New branch panelboards
e. New transformer and lighting inverters
f. New uninterruptible power supply
g. New branch wiring, receptacles, switches, etc.
h. Modification of existing wiring, receptacles, switches, etc.
i. Equipment connections
j. Security system
1) Security panels
2) Conduit and wiring
3) Cameras and video recorders
4) Sensors, detectors and contacts
5) Card readers and panic switches
k. Telecom system
1) Main distribution frame
2) Racks, controls and switches, including AV racks
3) Cable management systems
4) Conduit, wiring and miscellaneous electrical components
5) Telephone and data outlets
6) Wireless access points
INDE-391-186336 01 27 00 A- 9
l. Fire alarm system
1) Control panel and relay module, fire alarm relay module
2) Smoke detectors, including duct detectors
3) Smoke dampers and relays
4) Speakers and strobes
5) Pull stations
6) Wiring
2. Building Addition
a. Branch wiring, receptacles, switches, etc.
b. Equipment connections
c. Lighting fixtures
d. Lighting controls
e. Security system
1) Keypads and annunciators
2) Conduit and wiring
3) Cameras
4) Sensors, detectors and contacts
5) Card readers and panic switches
6) Elevator control interface
f. Telecom system
1) IT pullbox
2) Conduit, wiring and miscellaneous electrical components
3) Telephone and data outlets
4) Wireless access points
g. Fire alarm system
1) Annunciator panel and fire alarm relay module
2) Heat and smoke detectors, including duct detectors
3) Smoke dampers and relays
4) Speakers and strobes
5) Pull stations
6) Sprinkler flow and tamper switches
7) Wiring
3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
4. Payment will be made at the contract lump sum price.
N. Contract Line Item Number 14: Equipment
1. Existing Building
a. Kitchen equipment
b. Safe
2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
3. Payment will be made at the contract lump sum price.
O. Contract Line Item Number 15: Furnishings
1. Existing Building
a. Base and wall cabinets and countertops
b. Casework and shelving
c. Custom fan coil covers
INDE-391-186336 01 27 00 A- 10
d. Miscellaneous wood trim
e. Window roller shades (Manual)
2. Building Addition
a. Wood curb
b. Custom reception desk
c. Bathroom counter
d. Miscellaneous wood trim
e. Window shades (Motorized)
3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
4. Payment will be made at the contract lump sum price.
P. Contract Line Item Number 16: Selective Building Demolition
1. Building Element Demolition
a. Saw cut concrete floor trench and remove fill to expose piping
b. Remove bathroom floor tile and mortar bed
c. Remove carpeting
d. Remove curved concrete and metal stair to basement
e. Remove existing elevator and shaft walls, basement to 3rd floor
f. Remove interior plywood partitions
g. Remove interior stud and drywall partitions and infill
h. Remove interior masonry partitions
i. Remove marble toilet partitions
j. Remove interior storefront system
k. Remove existing doors, frames and hardware
l. Remove interior and exterior windows
m. Remove exterior window wells as indicated
2. Hazardous Components Abatement
a. Remove resilient floor tile and mastic
b. Remove caulking and tar at roof penetrations and balustrade assembly
c. Remove heat shield insulation at radiators and roof exhaust
d. Remove pipe insulation and pipe insulation debris in basement
e. Remove furred plaster on masonry in basement
f. Remove three-coat plaster on 1st, 2nd and 3rd floors as indicated
g. Remove plaster partitions on 2nd and 3rd floors as indicated
h. Prepare flat three-coat plaster to remain for crack repair and patching by others
3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
4. Payment will be made at the contract lump sum price.
Q. Contract Line Item Number 17: Site Preparation
1. Installation, maintenance and removal of erosion control
2. Miscellaneous grading and excavation for building addition
3. Temporary chain link and plastic fencing, including gates
4. Site demolition
a. Brick walls and foundations
b. Concrete steps and ramps, including railings
c. Trees and shrubbery
d. Steam manhole
INDE-391-186336 01 27 00 A- 11
e. Underground steam tunnel, including sealing of openings
f. Underground piping, including HWS/R, CHS/R, S
g. Underground storm sewer piping
5. Site demolition and salvage
a. Brick pavers
b. Segment of brick site wall and iron site fence
c. Brick masonry piers and iron site fence
d. Light poles
6. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
7. Payment will be made at the contract lump sum price.
R. Contract Line Item Number 18: Site Improvements
1. Installation of new brick pavers on grade and on concrete base
2. Installation of salvaged pavers on grade
3. Installation of new light pole on existing footing; reinstall salvaged light pole
4. Reconstruct brick masonry piers and reinstall iron site fence
5. Reconstruct segment of brick site wall and iron fence
6. Cut and patch street for utilities
7. Planting and maintenance of new trees
8. Landscape restoration
9. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
10. Payment will be made at the contract lump sum price.
S. Contract Line Item Number 19: Site Mechanical
1. Water Supply
a. New underground fire service to building addition
b. New underground fire service to renovated FDC
c. New irrigation piping
2. Sanitary Sewer
a. New underground sanitary sewer pipe
b. New underground storm water pipe
c. New cleanouts, roof drain boots, yard drains and fresh air intake
3. Heating Distribution
a. New underground hot water supply/return piping
4. Cooling Distribution
a. Permanently shut off existing chilled water line
b. New underground chilled water supply/return piping
5. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
6. Payment will be made at the contract lump sum price.
T. Contract Line Item Number 20: Site Electrical
1. Building Addition
a. Remove and replace telecom service
b. New electrical duct bank to fire pump
2. Existing Building
a. Remove and replace secondary electrical service
INDE-391-186336 01 27 00 A- 12
b. Tap existing electrical service
c. Pull fiberoptic line back to manhole and install new to addition
3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
4. Payment will be made at the contract lump sum price.
3.2 LIST OF CONTRACT OPTION LINE ITEMS
A. Contract Line Item Number 21, Option 01: Complete Rehabilitation of Dome in lieu of Essential Dome Repairs for Fire Protection Installation (See CLIN 5.)
1. This item consists of the following:
a. Remove and replace circular plexiglass diffuser
b. Remove all existing decorative glass panels from the dome structure and transport to studio for bench restoration.
c. Disassemble all decorative glass panels and salvage original glass panes
d. Replace missing and mismatched glass panes in all decorative glass panels.
e. Epoxy-repair cracked glass panes
f. Clean both sides of all decorative glass panels.
g. Reassemble leaded-glass panels with new zinc came to match existing dimensions and configuration.
h. Integrate sprinkler heads where indicated.
i. Reinstall all restored decorative glass panels in their original locations and fix sashes shut
2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
3. Payment will be made at the contract lump sum price.
B. Contract Line Item Number 22, Option 02: First Floor of Historic Building, Provide Terrazzo Floor in lieu of Carpet
1. This item consists of the following:
a. Provide epoxy terrazzo flooring in lieu of carpet where scheduled at first floor of historic building.
b. Provide marble and flexible poly composite base in lieu of vinyl base where scheduled at first floor of historic building.
2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
3. Payment will be made at the contract lump sum price.
C. Contract Line Item Number 23, Option 03: Full Roof Replacement in lieu of Roof and Balustrade Patching and Modification for Addition Only (See CLIN 5.)
1. This item consists of the following:
a. Demolish all existing copper roof, gutters, flashings, attachments, composite balustrade and structure. Salvage historic copper roofing for archival record.
b. Full replacement of standing seam copper roof, gutter and flashings over plywood deck and insulation at the main building.
c. New wood balustrade base with FRP curb, new FRP balustrade with steel structure, new copper flashings and roofing and sealants.
INDE-391-186336 01 27 00 A- 13
d. New copper outlets and downspouts.
2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
3. Payment will be made at the contract lump sum price.
D. Contract Line Item Number 24, Option 04: Rehabilitate East Elevation in lieu of Stabilize Shifted Stones at North Side of Portico Entablature (See CLIN 4)
1. This item consists of the following:
a. Two-step conservation cleaning (Processes E-1 and E-2) of marble masonry walls, columns and pilasters.
b. Raking and repointing of joints in marble masonry as indicated.
c. Dutchman patching of selected window heads (Note C-1).
d. Micro-pinned repairs of incipient spalls (Note C-2).
e. Pinned repairs with helical anchors at cracked stones (Note C-3).
f. Replace failing composite patches (Note C-4)
g. Slurry repair of eroded bedding planes in vertical surfaces (Note C-5).
h. Cementitious repair of corrosion spalls in marble masonry (Note C-6).
i. Rake and replace sealant at cracked lintel stone (Note C-7).
j. Poultice cleaning of copper stains (Process E-3) on marble masonry (Note C-8).
k. Removal of bird deterrent gel (Process E-4) on marble masonry (Note C-9).
l. Rake and repoint mortar joints in portico entablature (Note C-10)
m. Replace bird deterrent netting
2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
3. Payment will be made at the contract lump sum price.
E. Contract Line Number 25, Option 05: Rehabilitate Water Table, Portico Steps, Landing, and Window Wells in lieu of Essential Repointing of Portico Steps and Water Table (See CLIN 4)
1. This item consists of the following:
a. Raking and repointing of mortar joints in marble masonry water table as indicated
(Note R-1).
b. Cementitious patching of corrosion spalls in marble masonry as indicated (Note R-
2).
c. Remove fasteners and cementitious patch holes (Note R-4)
d. Stone Dutchman repair (Note R-5).
e. Clean biological soiling (Process E-1) on marble masonry (Note R-6)
f. Pointing and injection repair of cracks as indicated (Note R-9).
g. Rake sand and soil from joints in portico landing and fill with hydraulic lime and sand mixture (Note R-15).
h. Poultice cleaning of copper stains (Process E-3) on marble masonry (Note R-16)
i. Clean and paint iron cramps (Note R-18)
j. General detergent cleaning (Process E-1) of water table, portico steps and landing
(Note R-30)
k. Slurry repair of eroded bedding planes in vertical surfaces as indicated.
l. Repair and rebuild existing window wells as indicated.
2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
3. Payment will be made at the contract lump sum price.
INDE-391-186336 01 27 00 A- 14
F. Contract Line Number 26, Option 06: Rehabilitate Brick and Cornice at North, South and West Elevations in lieu of Add Fasteners to Fiberglass Cornice Modillions (See CLIN 4)
1. This item consists of the following:
a. Selective raking and repointing of mortar joints in brick and limestone masonry at
N, S and W walls as indicated (Note R-1).
b. Cementitious patching of spalls in marble masonry as indicated (Note R-2).
c. Remove fasteners and cementitious patch holes (Note R-4).
d. Clean biological soiling (Process E-1) on marble masonry (Note R-6)
e. Replace brick as indicated (Note 7).
f. Replace brick with through-crack as indicated (Note R-8).
g. Pointing and injection repair of cracks as indicated (Note R-9).
h. Clean efflorescence (Process E-1) on brick masonry (Note R-10)
i. Replace mismatched patches in limestone masonry (Note R-11)
j. Clean and paint steel anchor plates (Note R-17).
k. Disassemble and consolidate 50% of wood cornice on north side of portico. Patch support structure and interior corner molding. Prepare, prime and paint. (Note R-25)
l. Spot cleaning of paint stains (Process E-5) on limestone masonry as indicated (Note
R-31)
2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
3. Payment will be made at the contract lump sum price.
G. Contract Line Number 27, Option 7: Rehabilitate Site Gates and Piers
1. This item consists of the following:
a. Rake and repoint marble masonry gate piers 100%.
b. Clean and repaint wrought iron gates (Note R-19).
c. Replace two bent spindles in wrought iron gate (Note R-20)
d. Replace bent lock stile in wrought iron gate (Note R-21)
e. Repair damaged cane bolts (Note R-22)
f. Provide new stainless steel catch sets as indicated (Note R-23).
g. Restore gilded features on wrought iron gates (Note R-24).
2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value.
3. Payment will be made at the contract lump sum price.
END OF SECTION 01 27 00
| PART 1 - GENERAL |
| 1.1 SUMMARY |
| A. Section explains in general, what is and is not included in a contract line item, and limits or cut-off points where one item ends and another begins. |
| B. If no contract line item exists for a portion of work, include costs in a related item. |
| PART 2 - PRODUCTS (Not Used) |
| PART 3 - EXECUTION |
| 3.1 LIST OF BASE CONTRACT LINE ITEMS |
| A. Contract Line Item Number 1: Foundations |
| 1. Existing Building |
| a. Infill elevator pit |
| b. Patch concrete slab |
| c. Reinforced concrete piers |
| d. Point open joints in exposed foundation walls |
| 2. Building Addition |
| a. Bulk excavation for basement, including archaeology premium |
| b. Trench excavation and backfill for footings |
| c. Elevator pit foundation walls and sump pit |
| d. Concrete mat foundations, spread footings and continuous footings, including underpinning |
| e. Reinforced concrete foundation walls |
| f. Concrete piers |
| g. Concrete slab on grade |
| h. Concrete partitions, 2-hour-rated |
| i. Concrete partitions, furred and framed with gypsum board |
| j. Concrete elevator shaft walls at basement |
| k. Cementitious dampproofing |
| l. Dismantle and rebuild masonry window wells |
| m. Parge existing fieldstone foundation wall |
| 3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 4. Payment will be made at the contract lump sum price. |
| B. Contract Line Item Number 2: Basement Construction |
| 1. Existing Building |
| a. Masonry walls |
| 1) Clean fieldstone masonry walls |
| 2) Selective rake and repoint fieldstone masonry walls |
| 3) Infill openings and chases in fieldstone masonry walls |
| 4) Paint fieldstone masonry walls with vapor-permeable coating |
| b. Ceilings |
| 1) Strip paint from brick ceiling vaults |
| 2) Selective rake and repoint brick masonry vaults |
| 3) Paint brick masonry vaults with vapor-permeable coating |
| c. Floors |
| 1) Clean and patch marble tile flooring |
| 2) Clean and patch concrete slab floors |
| 3) Clean and reset brick floor pavers |
| 4) Replace floor drains and sanitary piping |
| 5) Install new concrete pavers |
| d. Expose and paint existing metal columns |
| e. Windows, Doors and Bulkheads |
| 1) Prep and paint interior surfaces of wood windows and clean glass |
| 2) Prep and paint wood doors and frames |
| 3) Prep and paint metal doors and frames |
| 4) Prep and paint interior surfaces of basement bulkhead |
| 5) New fire rated access door and frame |
| f. Historic iron hardware |
| 1) Clean, conserve and paint historic iron hardware |
| 2) Reinstall historic iron hardware |
g. Prep and paint interior baseboards and miscellaneous trim
| 2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 3. Payment will be made at the contract lump sum price. |
| C. Contract Line Item Number 3: Superstructure |
| 1. Existing Building |
| a. Structural infill and support associated with elevator removal |
| b. New framing for roof overbuild and openings |
| c. Reinforce existing steel beams |
| d. Miscellaneous steel framing for MEP floor and wall openings |
| e. New steel to spread floor loads |
| f. Concrete floor slab |
| 1) Enlarge existing concrete pipe trenches |
| 2) New lightweight concrete fill at piping trenches |
| 3) Cut and patch new concrete trench for electrical work |
| 2. Building Addition |
| a. Reinforced concrete beams and curbs |
| b. Structural steel framing |
| 1) Columns |
| 2) Floor framing |
| 3) Roof framing |
| 4) Hoist beam |
| 5) Elevator rails and channel door frames |
| 6) Moment connections, splices and shear studs |
| 7) Relief angles |
| c. Elevated concrete first floor slab |
| d. Concrete slabs on composite metal deck |
| e. Cast window lintels |
| f. Spray-applied fireproofing |
| 3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 4. Payment will be made at the contract lump sum price. |
| D. Contract Line Item Number 4: Exterior Enclosure |
| 1. Existing Building |
| a. Exterior walls |
| 1) Enlarge existing windows to door openings |
| 2) Cut new and modify existing door openings in masonry |
| 3) Add fasteners at fiberglass cornice modillions |
| 4) Stabilize shifted stones at north side of portico entablature |
| 5) Essential repointing of portico steps |
| 6) Essential repointing of water table |
| 7) Rake and patch previously repaired cracks |
| b. Exterior windows |
| 1) Exterior sidelight |
| 2) Repair to interior storm windows |
| c. Exterior doors |
| 1) Enlarge existing window to door opening |
| 2. Building Addition |
| a. Exterior walls |
| 1) Exterior brick façade with cast stone trim over exterior framing, sheathing and insulation |
| 2) Exterior cast stone water table with concrete unit masonry backup |
| 3) Exterior window sills, jack arch and door surround |
| 4) Fire-rated wood cornice and rake board |
| 5) Brick masonry parapet and cast stone trim |
| 6) Faux brick parapet with copper cap |
| 7) Aluminum louvers |
| 8) Exterior step and head stone at egress door |
| 9) Seismic isolation joints |
| b. Exterior windows |
| 1) Exterior aluminum windows |
| 2) Exterior aluminum curtain wall |
| c. Exterior doors |
| 1) Exterior hollow metal doors |
| 2) Exterior aluminum and glass doors |
| 3) Handicap push buttons and operators |
| 3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 4. Payment will be made at the contract lump sum price. |
| E. Contract Line Item Number 5: Roofing |
| 1. Existing Building |
| a. Essential dome repairs for fire protection installation |
| b. Patch and modify existing roof openings and penetrations |
| c. Demolish segment of existing balustrade for addition |
| d. New FRP balustrade and base at west elevation for addition |
| e. Modify existing gutter for addition |
| f. Downspouts, boots and boot covers |
| g. Reinforce and repoint existing brick chimneys |
| h. Install new fall restraint anchors |
| i. Demolish and replace lightning protection |
| 2. Building Addition |
| a. Standing-seam copper roofing |
| b. EPDM roofing |
| c. Gutters and downspouts |
| d. Expansion joints at walls and roof |
| e. Suspended aluminum canopy |
| f. Lightning protection |
| 3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 4. Payment will be made at the contract lump sum price. |
| F. Contract Line Item Number 6: Interior Construction |
| 1. Existing Building |
| a. Interior Partitions |
| 1) Masonry partitions, furred with gypsum board |
| 2) Framed partitions with gypsum board |
| 3) Interior metal and glass wall system |
| 4) Metal ceiling framing at theater |
| 5) Infill existing doors and windows; repair chase walls |
| b. Interior Doors |
| 1) Wood stile and rail doors, frames and hardware |
| 2) Metal and glass doors, frames and hardware |
| 3) Hollow metal cased openings |
| 4) Interior access doors |
| 5) Replace lock cores in existing doors to remain |
| 6) Keypad entry system |
| 7) Remove and replace hardware at selected existing doors |
| c. Fittings |
| 1) Toilet room accessories |
| 2) Miscellaneous specialties |
| 2. Building Addition |
| a. Interior Partitions |
| 1) Masonry shaft walls and partitions |
| 2) Framed partitions with gypsum board |
| 3) Framed partitions with cement board |
| b. Interior Doors |
| 1) Wood stile and rail doors, frames and hardware |
| 2) Metal and glass doors, frames and hardware |
| 3) Hollow metal cased openings |
| 4) Attic access door and ladder |
| c. Fittings |
| 1) Toilet partitions |
| 2) Urinal screens |
| 3) Diaper-changing stations |
| 4) Toilet accessories |
| 5) Interior signage |
| 6) Miscellaneous signage |
| 3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 4. Payment will be made at the contract lump sum price. |
| G. Contract Line Item Number 7: Stairs |
| 1. Existing Building |
| a. Roof hatch and ladder |
| b. Access door and fixed ladder to portico access door |
| c. Circular stair |
| 1) Clean marble treads at circular stair |
| 2) Clean marble wainscot at circular stairs? |
| d. Railings |
| 1) Custom curved wall-mounted handrail |
| 2) Custom picket guardrail with wood cap |
| 3) Custom metal guardrail extensions |
| 4) Custom curved tempered/laminate panel |
| 5) Horizontal metal railing at rotunda |
| 2. Building Addition |
| a. New egress stairs with terrazzo treads |
| b. New steps |
| c. New metal and glass railing with curved corners |
| d. New metal railings at steps |
| 3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 4. Payment will be made at the contract lump sum price. |
| H. Contract Line Item Number 8: Interior Finishes |
| 1. Existing Building |
| a. Plaster |
| 1) Cut and patch decorative cornice for MEP installation |
| 2) Cut and patch three-coat plaster for MEP installation |
| 3) Plaster on lath ceilings |
| 4) Reproduction beam extension |
| b. Suspended drywall ceilings and gypsum board soffits |
| c. Acoustical tile ceilings |
| d. Floor Finishes |
| 1) Sealed concrete |
| 2) Brick pavers |
| 3) Ceramic tile |
| 4) Luxury vinyl tile |
| 5) Carpet |
| 6) Carpet tile |
| e. Painting |
| 1) Vaulted masonry ceilings in basement |
| 2) Plaster and drywall ceilings |
| 3) Walls, doors and trim |
| 4) Iron and steel railings |
| 5) Decorative dome ribs |
| 2. Building Addition |
| a. Suspended drywall ceilings with spray-applied acoustic finish and gypsum soffits |
| b. Acoustic tile ceilings |
| c. Floor finishes |
| 1) Sealed concrete |
| 2) Epoxy terrazzo |
| d. Painting |
| 1) Walls, ceilings, doors and frames |
| 2) Stair stringers and railings |
| 3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 4. Payment will be made at the contract lump sum price. |
| I. Contract Line Item Number 9: Conveying Systems |
| 1. Building Addition |
| a. 4-stop elevator |
| 2. Measurement for payment: No separate measurement will be made. |
| 3. Payment will be made at the contract lump sum price. |
| J. Contract Line Item Number 10: Plumbing |
| 1. Existing Building |
| a. Demolition |
| 1) Fixtures |
| 2) Piping |
| 3) Equipment |
| b. New plumbing fixtures |
| c. New drains and cleanouts |
| d. New equipment |
| 1) Pumps |
| 2) Water heater |
| e. Distribution piping |
| 1) Domestic water piping, valves and meter |
| f. Sanitary waste |
| 1) New backwater valve |
| 2) New sanitary and vent piping |
| 3) Repair section of waste line, including demolition and restoration of concrete slab and brick paving |
| 2. Building Addition |
| a. Plumbing fixtures |
| b. Drains and cleanouts |
| c. Hose bibs |
| d. Equipment |
| 1) Sump pump |
| 2) Water chiller |
| e. Distribution piping |
| 1) Domestic water piping and valves |
| f. Sanitary waste |
| 1) New backwater valve |
| 2) New sanitary and vent piping |
| 3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 4. Payment will be made at the contract lump sum price. |
| K. Contract Line Item Number 11: HVAC |
| 1. Existing Building |
| a. Mechanical demolition |
| 1) Equipment |
| 2) Ductwork and devices |
| 3) Piping |
| b. New distribution ductwork, insulation and devices |
| c. New piping and equipment connections |
| 1) Hot water |
| 2) Chilled water |
| 3) Condensate |
| d. New Dedicated Outdoor Air System (DOAS) |
| e. Equipment |
| 1) New fan coil units |
| 2) New Computer Room Air Conditioner (CRAC) |
| 3) New fin tube convectors |
| 4) New exhaust fans |
| 5) New hot and chilled water pumps |
| 6) New unit heaters |
| f. Controls |
| 1) New BTU meters |
| 2) Web-based DDC controls |
g. Testing and balancing
| 2. Building Addition |
| a. Piping and equipment connections |
| b. Equipment |
| 1) Energy recovery ventilator unit |
| 2) New fan coil units |
| 3) Blower coil unit |
| 4) New Computer Room Air Conditioner (CRAC) |
| 5) New fin tube convectors and flat panel radiators |
| 6) New exhaust fans |
| 7) New unit heaters |
| c. Controls |
| 1) Web-based DDC controls |
d. Testing and balancing
| 3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 4. Payment will be made at the contract lump sum price. |
| L. Contract Line Item Number 12: Fire Protection |
| 1. Existing Building |
| a. Remove halon fire protection piping at 3rd floor |
| b. New fire protection header |
| c. New fire protection risers and valves |
| d. Sprinkler piping and heads at upper floors and rotunda |
| e. Fire department connection and test header |
| f. Pipe sleeves and seals |
| g. New dry fire protection header, piping and sprinkler heads at portico and portico attic |
| h. New nitrogen generator |
| 2. Building Addition |
| a. New fire pump with jockey |
| b. New service entrance with backflow preventer |
| c. New sprinkler system with headers, risers and valves |
| d. Branch piping and sprinkler heads |
| e. New hose connections and cabinets |
| f. New dry fire protection header at attic |
| g. New dry branch piping and heads at attic |
| 3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 4. Payment will be made at the contract lump sum price. |
| M. Contract Line Item Number 13: Electrical |
| 1. Existing Building |
| a. Electrical demolition |
| 1) Main distribution panel |
| 2) Branch panelboards |
| 3) Branch wiring, receptacles, switches, etc. |
| 4) Light Fixtures |
| b. New electric meter and cabinet |
| c. New main distribution panel |
| d. New branch panelboards |
| e. New transformer and lighting inverters |
| f. New uninterruptible power supply |
| g. New branch wiring, receptacles, switches, etc. |
| h. Modification of existing wiring, receptacles, switches, etc. |
| i. Equipment connections |
| j. Security system |
| 1) Security panels |
| 2) Conduit and wiring |
| 3) Cameras and video recorders |
| 4) Sensors, detectors and contacts |
| 5) Card readers and panic switches |
| k. Telecom system |
| 1) Main distribution frame |
| 2) Racks, controls and switches, including AV racks |
| 3) Cable management systems |
| 4) Conduit, wiring and miscellaneous electrical components |
| 5) Telephone and data outlets |
| 6) Wireless access points |
| l. Fire alarm system |
| 1) Control panel and relay module, fire alarm relay module |
| 2) Smoke detectors, including duct detectors |
| 3) Smoke dampers and relays |
| 4) Speakers and strobes |
| 5) Pull stations |
| 6) Wiring |
| 2. Building Addition |
| a. Branch wiring, receptacles, switches, etc. |
| b. Equipment connections |
| c. Lighting fixtures |
| d. Lighting controls |
| e. Security system |
| 1) Keypads and annunciators |
| 2) Conduit and wiring |
| 3) Cameras |
| 4) Sensors, detectors and contacts |
| 5) Card readers and panic switches |
| 6) Elevator control interface |
| f. Telecom system |
| 1) IT pullbox |
| 2) Conduit, wiring and miscellaneous electrical components |
| 3) Telephone and data outlets |
| 4) Wireless access points |
| g. Fire alarm system |
| 1) Annunciator panel and fire alarm relay module |
| 2) Heat and smoke detectors, including duct detectors |
| 3) Smoke dampers and relays |
| 4) Speakers and strobes |
| 5) Pull stations |
| 6) Sprinkler flow and tamper switches |
| 7) Wiring |
| 3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 4. Payment will be made at the contract lump sum price. |
| N. Contract Line Item Number 14: Equipment |
| 1. Existing Building |
| a. Kitchen equipment |
| b. Safe |
| 2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 3. Payment will be made at the contract lump sum price. |
| O. Contract Line Item Number 15: Furnishings |
| 1. Existing Building |
| a. Base and wall cabinets and countertops |
| b. Casework and shelving |
| c. Custom fan coil covers |
| d. Miscellaneous wood trim |
| e. Window roller shades (Manual) |
| 2. Building Addition |
| a. Wood curb |
| b. Custom reception desk |
| c. Bathroom counter |
| d. Miscellaneous wood trim |
| e. Window shades (Motorized) |
| 3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 4. Payment will be made at the contract lump sum price. |
| P. Contract Line Item Number 16: Selective Building Demolition |
| 1. Building Element Demolition |
| a. Saw cut concrete floor trench and remove fill to expose piping |
| b. Remove bathroom floor tile and mortar bed |
| c. Remove carpeting |
| d. Remove curved concrete and metal stair to basement |
| e. Remove existing elevator and shaft walls, basement to 3rd floor |
| f. Remove interior plywood partitions |
| g. Remove interior stud and drywall partitions and infill |
| h. Remove interior masonry partitions |
| i. Remove marble toilet partitions |
| j. Remove interior storefront system |
| k. Remove existing doors, frames and hardware |
| l. Remove interior and exterior windows |
| m. Remove exterior window wells as indicated |
| 2. Hazardous Components Abatement |
| a. Remove resilient floor tile and mastic |
| b. Remove caulking and tar at roof penetrations and balustrade assembly |
| c. Remove heat shield insulation at radiators and roof exhaust |
| d. Remove pipe insulation and pipe insulation debris in basement |
| e. Remove furred plaster on masonry in basement |
| f. Remove three-coat plaster on 1st, 2nd and 3rd floors as indicated |
| g. Remove plaster partitions on 2nd and 3rd floors as indicated |
| h. Prepare flat three-coat plaster to remain for crack repair and patching by others |
| 3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 4. Payment will be made at the contract lump sum price. |
| Q. Contract Line Item Number 17: Site Preparation |
| 1. Installation, maintenance and removal of erosion control |
| 2. Miscellaneous grading and excavation for building addition |
| 3. Temporary chain link and plastic fencing, including gates |
| 4. Site demolition |
| a. Brick walls and foundations |
| b. Concrete steps and ramps, including railings |
| c. Trees and shrubbery |
| d. Steam manhole |
| e. Underground steam tunnel, including sealing of openings |
| f. Underground piping, including HWS/R, CHS/R, S |
| g. Underground storm sewer piping |
| 5. Site demolition and salvage |
| a. Brick pavers |
| b. Segment of brick site wall and iron site fence |
| c. Brick masonry piers and iron site fence |
| d. Light poles |
| 6. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 7. Payment will be made at the contract lump sum price. |
| R. Contract Line Item Number 18: Site Improvements |
| 1. Installation of new brick pavers on grade and on concrete base |
| 2. Installation of salvaged pavers on grade |
| 3. Installation of new light pole on existing footing; reinstall salvaged light pole |
| 4. Reconstruct brick masonry piers and reinstall iron site fence |
| 5. Reconstruct segment of brick site wall and iron fence |
| 6. Cut and patch street for utilities |
| 7. Planting and maintenance of new trees |
| 8. Landscape restoration |
| 9. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 10. Payment will be made at the contract lump sum price. |
| S. Contract Line Item Number 19: Site Mechanical |
| 1. Water Supply |
| a. New underground fire service to building addition |
| b. New underground fire service to renovated FDC |
| c. New irrigation piping |
| 2. Sanitary Sewer |
| a. New underground sanitary sewer pipe |
| b. New underground storm water pipe |
| c. New cleanouts, roof drain boots, yard drains and fresh air intake |
| 3. Heating Distribution |
| a. New underground hot water supply/return piping |
| 4. Cooling Distribution |
| a. Permanently shut off existing chilled water line |
| b. New underground chilled water supply/return piping |
| 5. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 6. Payment will be made at the contract lump sum price. |
| T. Contract Line Item Number 20: Site Electrical |
| 1. Building Addition |
| a. Remove and replace telecom service |
| b. New electrical duct bank to fire pump |
| 2. Existing Building |
| a. Remove and replace secondary electrical service |
| b. Tap existing electrical service |
| c. Pull fiberoptic line back to manhole and install new to addition |
| 3. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 4. Payment will be made at the contract lump sum price. |
| 3.2 LIST OF CONTRACT OPTION LINE ITEMS |
| A. Contract Line Item Number 21, Option 01: Complete Rehabilitation of Dome in lieu of Essential Dome Repairs for Fire Protection Installation (See CLIN 5.) |
| 1. This item consists of the following: |
| a. Remove and replace circular plexiglass diffuser |
| b. Remove all existing decorative glass panels from the dome structure and transport to studio for bench restoration. |
| c. Disassemble all decorative glass panels and salvage original glass panes |
| d. Replace missing and mismatched glass panes in all decorative glass panels. |
| e. Epoxy-repair cracked glass panes |
| f. Clean both sides of all decorative glass panels. |
| g. Reassemble leaded-glass panels with new zinc came to match existing dimensions and configuration. |
| h. Integrate sprinkler heads where indicated. |
| i. Reinstall all restored decorative glass panels in their original locations and fix sashes shut |
| 2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 3. Payment will be made at the contract lump sum price. |
| B. Contract Line Item Number 22, Option 02: First Floor of Historic Building, Provide Terrazzo Floor in lieu of Carpet |
| 1. This item consists of the following: |
| a. Provide epoxy terrazzo flooring in lieu of carpet where scheduled at first floor of historic building. |
| b. Provide marble and flexible poly composite base in lieu of vinyl base where scheduled at first floor of historic building. |
| 2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 3. Payment will be made at the contract lump sum price. |
| C. Contract Line Item Number 23, Option 03: Full Roof Replacement in lieu of Roof and Balustrade Patching and Modification for Addition Only (See CLIN 5.) |
| 1. This item consists of the following: |
| a. Demolish all existing copper roof, gutters, flashings, attachments, composite balustrade and structure. Salvage historic copper roofing for archival record. |
| b. Full replacement of standing seam copper roof, gutter and flashings over plywood deck and insulation at the main building. |
| c. New wood balustrade base with FRP curb, new FRP balustrade with steel structure, new copper flashings and roofing and sealants. |
| d. New copper outlets and downspouts. |
| 2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 3. Payment will be made at the contract lump sum price. |
| D. Contract Line Item Number 24, Option 04: Rehabilitate East Elevation in lieu of Stabilize Shifted Stones at North Side of Portico Entablature (See CLIN 4) |
| 1. This item consists of the following: |
| a. Two-step conservation cleaning (Processes E-1 and E-2) of marble masonry walls, columns and pilasters. |
| b. Raking and repointing of joints in marble masonry as indicated. |
| c. Dutchman patching of selected window heads (Note C-1). |
| d. Micro-pinned repairs of incipient spalls (Note C-2). |
| e. Pinned repairs with helical anchors at cracked stones (Note C-3). |
| f. Replace failing composite patches (Note C-4) |
| g. Slurry repair of eroded bedding planes in vertical surfaces (Note C-5). |
| h. Cementitious repair of corrosion spalls in marble masonry (Note C-6). |
| i. Rake and replace sealant at cracked lintel stone (Note C-7). |
| j. Poultice cleaning of copper stains (Process E-3) on marble masonry (Note C-8). |
| k. Removal of bird deterrent gel (Process E-4) on marble masonry (Note C-9). |
| l. Rake and repoint mortar joints in portico entablature (Note C-10) |
| m. Replace bird deterrent netting |
| 2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 3. Payment will be made at the contract lump sum price. |
| E. Contract Line Number 25, Option 05: Rehabilitate Water Table, Portico Steps, Landing, and Window Wells in lieu of Essential Repointing of Portico Steps and Water Table (See CLIN 4) |
| 1. This item consists of the following: |
| a. Raking and repointing of mortar joints in marble masonry water table as indicated (Note R-1). |
| b. Cementitious patching of corrosion spalls in marble masonry as indicated (Note R-2). |
| c. Remove fasteners and cementitious patch holes (Note R-4) |
| d. Stone Dutchman repair (Note R-5). |
| e. Clean biological soiling (Process E-1) on marble masonry (Note R-6) |
| f. Pointing and injection repair of cracks as indicated (Note R-9). |
| g. Rake sand and soil from joints in portico landing and fill with hydraulic lime and sand mixture (Note R-15). |
| h. Poultice cleaning of copper stains (Process E-3) on marble masonry (Note R-16) |
| i. Clean and paint iron cramps (Note R-18) |
| j. General detergent cleaning (Process E-1) of water table, portico steps and landing (Note R-30) |
| k. Slurry repair of eroded bedding planes in vertical surfaces as indicated. |
| l. Repair and rebuild existing window wells as indicated. |
| 2. Measurement for payment: Measurement for payment will be percentage complete of line item per scheduled value. |
| 3. Payment will be made at the contract lump sum price. |
| F. Contract Line Number 26, Option 06: Rehabilitate Brick and Cornice at North, South and West Elevations in lieu of Add Fasteners to Fiberglass Cornice Modillions (See CLIN 4) |
| 1. This item consists of the following: |
| a. Selective raking and repointing of mortar joints in brick and limestone masonry at N, S and W walls as indicated (Note R-1). |
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