Attachment 2 Task List for each building.pdf

Fort Vancouver National Historic Site Vancouver, Washington

SOLICITATION #140P8320R0008

Attachment 2: Task List for each building

Hazardous Materials Abatement, Selective Demolition, and Minor Repairs of Historic Buildings

July 2020

NATIONAL PARK SERVICE

PACIFIC WEST REGION

FOVA – East and South Vancouver Barracks

Attachment 2: Contractor Task List 2 of 22

RFP# 140P8320R0008

Contractor shall reference the Limited Hazardous Materials Survey Reports for more detailed information regarding materials to be abated in each building.

Contents Permitting

Planning

Building 402

Building 410 (OPTION B)

Building 721 (OPTIONS C and D)

Building 725

Building 746 (OPTION E)

Building 748

Building 749

Building 752 (OPTIONS F and G)

Building 753

Building 754

Building 786 (OPTION H)

Building 991 (OPTIONS J and K)

Building 993 (OPTION L)

A list of acronyms is in Section XXIV of Attachment 1.

Attachment 2: Contractor Task List 3 of 22

Permitting All applicable permits, licenses, notifications as detailed in Attachment 1, or as required by federal, state, or local law or regulation must be obtained for all work. A Certified Industrial Hygienist (CIH) Consultant, as described in Attachment 1, is required.

Planning Contractor shall prepare and submit the plans identified below, as described in Attachment 1, Scope of Work (SOW). Each planning document must be reviewed by the CIH Consultant prior to submission to NPS. CIH Consultant review, and any associated costs, are considered part of developing the plan by the Contractor.

A. Accident Prevention Plan. Including as separate documents or sections within one document on general health and safety, biological safety, radiation safety, job hazard analyses, required personal protective equipment by task, employee training, identification of employee training, COVID-19 hazard mitigation, respiratory protection plan, and any other items required in this SOW or by industry best practice.

B. Emergency Plan.

C. Step-by-step abatement procedures plan.

D. Post-abatement asbestos operations and maintenance plan.

E. Waste Reduction Plan.

F. Security Plan.

G. Sampling Plan: Building 402.

H. Building Work Plan: 402 (if Option A is exercised).

I. Building Work Plan: 410 (if Option B is exercised).

J. Building Work Plan: 721 (if Option C or D is exercised).

K. Building Work Plan: 725.

L. Building Work Plan: 746 (if Option E is exercised).

M. Building Work Plan 748.

N. Building Work Plan 749

O. Building Work Plan 752 (if Option F or G is exercised).

P. Building Work Plan 753.

Q. Building Work Plan 754.

R. Building Work Plan 786 (if Option H or I is exercised).

S. Building Work Plan 991 (if Option J is exercised).

T. Building Work Plan 993 (if Option L is exercised).

Attachment 2: Contractor Task List 4 of 22

Building 402 Built in the 1980s as a heavy equipment garage. Current use is storage. Future use is storage, office, or laboratory space.

CONTRACTOR TASKS

Hazardous Materials Survey

A. Perform hazardous materials survey in accordance with SOW Section XIV.

B. Survey for radon, see XIV(D) in the SOW.

C. Survey 4 floor drains.

D. Prepare firm fixed price proposal to abate hazardous materials in the building based on survey results.

E. [OPTION A] Abate hazardous materials in the building.

Attachment 2: Contractor Task List 5 of 22

Building 410 (OPTION B) This building was built in the first half of the 20th Century as an auto shop. Current use is for community events and storage, including children’s bicycle camp and saber training. These uses will resume after abatement. Future use is as a cultural events center.

Because use will resume after abatement, the building needs to be in finished, rentable condition, excluding finished paint.

CONTRACTOR TASKS

Asbestos Abatement:

A. Remove approximately 2,265 square feet of flooring and ACM mastic. Leave the floor in a finished condition, which may include patching, repairing, or replacing underlayment if it was damaged or removed. Where the underlayment is concrete, polish and seal the concrete.

B. Remove approximately 105 linear feet of interior walls and doors constructed of gypsum wallboard and studs, and approximately 26 linear feet of interior block walls. Where necessary leave structural elements or replace weight bearing members for safety. Patch or repair walls, including areas where walls were removed.

C. Remove approximately 1,012 square feet of drop ceilings, protecting the fire detection system, and relocating and rewiring where necessary to the ceiling or joists above.

D. Remove inactive electrical panels that contain asbestos.

E. Sample and test tar sealant around 10 roof penetrations.

F. Abate tar sealant around roof penetrations that returned positive asbestos as noted above. Replace with non-

ACM sealant.

LBP and LCM abatement:

A. Remove loose paint and loose LBP from all surfaces to sound substrate, clean all paint debris from floors and surfaces.

B. Remove yellow floor striping.

C. Remove green first aid cabinet and other furniture for offsite reuse, recycling, or disposal except the wall fan and furniture in rooms 11 and 12 (south west corner). Furniture and the wall fan in rooms 11 and 12 are to be protected and returned to the existing state at the conclusion of the project.

D. Remove deluge shower and eyewash station, drinking fountain, inactive compressed air plumbing system, inactive water supply and drains, and electrical conduit in the shop bays and southeast corner of the building where walls will be removed. Protect water closet functionality, and electrical conduit that can be reused to light the areas where abatement occurs.

E. Remove 8 exhaust stacks from engine bays, including ducting in the attic. Soot and other buildup may contain lead from exhaust fumes. Remove ductwork and related equipment from the mechanical room within the stairwell.

F. Remove window grates (2) and mounting hardware for window grates (3) from the windows in rooms 4 and 7.

Palletize window grates and hardware and provide to NPS.

G. Remove noise isolation panels from remaining walls of the stairwell mechanical room.

H. Paint LBP surfaces not removed with EcoBond, or similar product to reduce lead hazards. Protect architectural features that would be damaged by painting.

I. Clean garage bay floors, including joints between slabs.

PCBs, Fluorescent Lamps, and Fixtures:

A. Remove approximately 58 light fixtures with approximately 68 magnetic ballasts.

B. Remove approximately 199 fluorescent and HID bulbs.

Drain Sludge:

Attachment 2: Contractor Task List 6 of 22

A. Remove sludge from 10 floor drains. Clean collection areas and plumbing from the point of origin (e.g., the drain cover) to the point of discharge, generally either the sewer system cleanout or a dry well or similar discharge to the environment.

B. Sample the drains to ensure complete removal of hazardous materials. If hazardous materials remain, repeat A (remove sludge from floor drains) and B (sample the drain) until drains are clean at no additional cost to the

NPS.

C. Sample any soil around the discharge point of the floor drain, if the drain discharged directly to soil.

Mercury:

A. Remove one (1) mercury-containing thermostat, and replace with non-mercury containing thermostat, if necessary, for the operation of the HVAC system.

Biological:

A. Abate wildlife feces B. Remove wildlife feces from attic.

C. Clean areas where wildlife excrement was removed.

D. If necessary, disinfect areas where wildlife excrement was removed.

E. Remove and replace building elements that are too soiled to be made safe.

Preventive Measures

A. Install wire mesh or other materials to prevent wildlife from entering building.

B. Install wire mesh or screen to prevent birds from entering the attic through roof vents.

C. Install LED lighting per GSA P100 with wiring in conduit. Exterior lights must meet dark night sky and historic site requirements.

D. Cap floor drains.

E. Clean attic (approximately 6025 square feet) with a HEPA vacuum to remove dust, incidental wildlife excrement and/or carcasses, and other fine particulates.

F. Finish stairs with new treads suitable for occupancy.

Attachment 2: Contractor Task List 7 of 22

Building 721 (OPTIONS C and D) Built in the first half of the 20th Century as a gymnasium. No current use but may be used for limited community events after abatement. Future use may include art gallery, museum, or events center.

Asbestos Abatement:

A. Remove approximately 1,480 square feet of ACM flooring and/or ACM mastic. Leave the floor in a safe condition, which may include replacing underlayment if it was damaged or removed.

B. Remove approximately 240 square feet of cement asbestos board, replace with suitable alternative, if necessary, to leave the building in a safe condition.

C. Remove approximately 173 linear feet of walls, and 35 linear feet of wood paneling and mastic.

D. Remove furnace and ductwork from basement, remove air handler, associated ductwork, and heater from room

105.

E. Abate tar sealant around roof penetrations. Replace with non-ACM sealant.

F. Remove 2 water heaters with assumed ACM sealants or insulation.

Selective Demolition

A. Remove drop ceiling from kitchen area, approximately 805 square feet.

B. Remove carpet and rubber flooring in basement (approximately 3,100 square feet), to include any mastic, pads, or other hidden elements.

C. Remove and reuse, recycle, or dispose of kitchen fixtures, appliances, and furniture in kitchen area, including vent hoods. Remove associated plumbing and electrical to next logical junction. Plug, blank, cap, or otherwise secure plumbing and electrical to leave in a safe state.

LBP and LCM abatement

A. Remove loose paint and loose LBP from all surfaces to sound substrate, clean all paint debris from floors and surfaces. Remove paint from window glazing.

B. Remove bathroom fixtures in two restrooms and a shower room, approximately five (5) toilets, four (4) sinks, and three (3) showers. Remove associated privacy dividers, countertops, etc. Remove exposed plumbing to next logical junction and plug or blank connections.

C. [OPTION D] Paint LBP surfaces not removed with EcoBond, or similar product to reduce lead hazards. Protect architectural features that would be damaged by painting, for example, tin ceilings.

PCBs, Fluorescent Lamps, and Fixtures

A. Remove approximately 30 light fixtures with approximately 40 magnetic ballasts. Do not remove lights from entry staircase or gymnasium (first floor).

B. Remove approximately 110 fluorescent and HID bulbs.

C. Remove one (1) mercury thermostat.

Preventive Measures

A. Install wire mesh or other materials to prevent wildlife from entering building.

B. Install wire mesh or screen to prevent birds from entering the attic through roof vents.

C. Install lighting for emergency egress and mechanical/equipment.

D. Clean attic and coal room with a HEPA vacuum to remove dust, incidental wildlife excrement and/or carcasses, and other fine particulates.

Attachment 2: Contractor Task List 8 of 22

Building 725 Built in the first half of the 20th century as a dining hall. No current use. Future use may include offices or retail, with renovation planned in the next five years.

CONTRACTOR TASKS

Asbestos Abatement

A. Remove approximately 1,840 square feet of ACM flooring and/or ACM mastic. Leave the floor in a safe condition, which may include replacing underlayment if it was damaged or removed.

B. Remove approximately 1,800 square feet of thermal system insulation (TSI) debris from crawlspace. The total volume of debris and pipe insulation in the crawlspace is estimated to be less than one (1) cubic yard.

C. Remove approximately 36 linear feet of duct penetration tape. Replace with non-ACM tape.

D. Remove approximately 40 square feet of ACM heat shield. Replace if necessary for fire and life safety.

E. Remove 2 mirrors with assumed ACM mastic.

F. Sample and test sealant around 3 roof penetration.

G. Abate tar sealant around roof penetrations that returned positive asbestos as noted above. Replace with non-

ACM sealant.

H. Remove one (1) water heater with assumed ACM sealants or insulation.

I. Remove 160 linear feet of interior walls.

LBP and LCM abatement

A. Remove loose paint and loose LBP from all surfaces to sound substrate, clean all paint debris from floors and surfaces.

B. Remove tack board and tack board frame.

C. Remove bathroom fixtures including two (2) sinks and two (2) toilets. Plug, cap, or blank plumbing at next logical connection.

D. Paint LBP surfaces not removed with EcoBond, or similar product to reduce lead hazards. Protect architectural features that would be damaged by painting.

PCBs, Fluorescent Lamps, and Fixtures

A. Remove approximately 41 light fixtures with approximately 43 magnetic ballasts.

B. Remove approximately 85 fluorescent and HID bulbs.

C. Clean attic with a HEPA vacuum to remove dust, incidental wildlife excrement and/or carcasses, and other fine particulates.

Preventive Measures

A. Install wire mesh or other materials to prevent wildlife from entering building.

B. Install wire mesh or screen to prevent birds from entering the attic through roof vents.

C. Install construction lighting.

Attachment 2: Contractor Task List 9 of 22

Building 746 (OPTION E) Built in the first half of the 20th century, with most current use as a band rehearsal space. Current use is for temporary construction offices. Future use is likely office space or children’s day camp facility.

Building 746 will have a follow-on project for tenant requirements prior to move-in.

Asbestos Abatement

A. Remove approximately 80 square feet of ACM flooring and/or ACM mastic on stairs. Repair or replace the stair treads to a safe and functional condition ready for use.

B. Remove and replace exposed duct penetration tape, not more than 602 linear feet.

C. Remove all water tanks (2) including ACM TSI jackets.

D. Remove one (1) water heater with ACM white TSI jacket.

E. Remove inactive small electrical panels with assumed ACM components from the mechanical room.

Demolition and disposal

A. Remove and dispose of portable cooler on the second floor.

B. Remove and dispose of electric baseboard heater in second floor office. Safely terminate electrical power at next logical junction box. Repair wall if removal has caused or exposed damage.

C. Demolish water closet, including eight (8) sinks, four (4) toilets, three (3) showers, and one (1) bubbler (on first floor). Remove all toilet partitions, shower linings, mirrors, shelves, towel dispensers, wall hardware, and similar bathroom elements. Palletize and deliver to the NPS the bubbler crated in protective packaging and any other objects (e.g., historic bathroom fixtures) to be retained by the NPS.

D. Remove all plumbing from the building. Protect roof penetrations for drain vents for future reuse. Install a removable cap or weather-proof seal on the exterior of the drain vents of a design that protects the building and wildlife. Protect ductwork and the exhaust system for the active HVAC system.

Preventive Measures

A. Install plywood, wire mesh or other materials to prevent wildlife from entering building.

B. Install wire mesh or screen to prevent birds from entering the attic through roof vents.

Attachment 2: Contractor Task List 10 of 22

Building 748 Built in the first half of the 20th century an equipment maintenance facility. Currently unoccupied. Future use includes short term lease as event space, or long-term use as a restaurant or similar.

CONTRACTOR TASKS

Asbestos Abatement

A. Remove approximately 650 square feet of ACM flooring and/or ACM mastic. Leave the floor in a safe condition, which may include replacing underlayment if it was damaged or removed.

B. Remove approximately 2,225 square feet of ACM roofing debris from drop ceilings. The material is generally small (e.g., sand-sized particles), but is present as fine respirable dust and may include larger pieces of shingles, tar paper, or similar. Total volume is anticipated to be less than one (1) cubic yard.

C. Remove one (1) mirror with assumed ACM mastic.

D. Remove two (2) Modine heaters with assumed ACM sealants or insulation.

LBP and LCM abatement

A. Remove striping and LBP from floors.

B. Remove loose paint and loose LBP from all surfaces to sound substrate. Strip paint to natural wood above approximately 11 feet (even with the top of the beam at the top of the windows) on the south, east, and north walls of the central garage area. Strip paint to natural wood above approximately 12 feet (even with the top of the overhead doors) on the west wall of the central garage area. Strip paint to natural wood from the rafters and ceiling in the central garage area. Test stripped wood for lead, at least one sample for each type of material (e.g., siding, beams, etc.), and provide the test results to the NPS prior to painting with EcoBond in the building (do not paint exposed wood) and as part of the final building report. Clean all paint debris from floors and surfaces.

C. Remove bathroom fixtures including three (3) toilets, two sinks, one (1) shower, privacy dividers, counters, etc.

Remove one kitchen sink and counter from kitchen area. Blank, cap, or plug plumbing at the next logical connection.

D. Remove cabinet in lunchroom, cabinet in vehicle bay, conduit not in use, and inactive piping with LBP.

E. Scrape paint off glazing and remove grates from windows (approximately 11 windows). Paint is on both the interior and exterior of windows.

F. Paint LBP surfaces not removed with EcoBond, or similar product to reduce lead hazards. Protect architectural features that would be damaged by painting. Do not paint exposed wood.

PCBs, Fluorescent Lamps, and Fixtures

A. Remove approximately 20 light fixtures with approximately 21 magnetic ballasts.

B. Remove approximately 40 fluorescent and HID bulbs.

Mercury

A. Remove one (1) mercury containing thermostat, replace with non-mercury containing thermostat if necessary for the operation of the HVAC system.

Drain sludge

A. Remove sludge from four (4) floor drains. Clean from the collection area (e.g., drain cover) to the discharge (e.g., sewer cleanout, dry well, or similar).

B. Sample the drains to ensure complete removal of hazardous materials. If sampling returns persistent hazardous materials, repeat A (remove sludge) and B (sample drains) until no hazardous materials are detected at no additional expense to the NPS.

C. Sample any soil around the discharge point of the floor drain, if the drain discharged directly to soil or was leaking into soil.

Attachment 2: Contractor Task List 11 of 22

Selective Demolition

A. Remove approximately 80 linear feet of walls and approximately 2,100 square feet of drop ceilings.

Preventive Measures

A. Install wire mesh or screen to prevent birds from entering the attic through roof vents.

B. Install construction lighting.

C. Cap four (4) floor drains.

Attachment 2: Contractor Task List 12 of 22

Building 749 Built in the first half of the 20th century as a shed. Currently used as a shed. Future use is likely as a shed.

CONTRACTOR TASKS

Abatement

A. Remove ACM silver paint and sealant at the roof penetration. Reseal penetration.

B. LBP and LCM abatement C. Remove loose paint and loose LBP from all surfaces, clean all paint debris from floors and surfaces.

D. Remove shelving with LBP.

E. Paint LBP surfaces not removed with EcoBond, or similar product to reduce lead hazards.

Attachment 2: Contractor Task List 13 of 22

Building 752 (OPTIONS F and G) Built in the first half of the 20th century for the post quartermaster. Currently not in use. Future use is likely as office space.

CONTRACTOR TASKS

Asbestos Abatement

A. Remove approximately 2,900 square feet of ACM flooring and/or ACM mastic. Leave the floor in a safe condition, which may include replacing underlayment if it was damaged or removed.

B. Remove three (3) inactive electronic panels that are suspected to contain asbestos.

C. Remove two (2) heaters with assumed ACM sealants or insulation.

D. Remove ACM coating on 1 linear foot of non-ACM fire penetration sealant on flue penetration.

LBP and LCM abatement

A. Remove loose paint and loose LBP from all surfaces to a sound substrate, clean all paint debris from floors and surfaces.

B. Remove all bathroom fixtures in two (2) bathrooms (1 toilet and 2 sinks). Blank, cap, or plug plumbing at the next logical connection.

C. Remove checkout podium.

D. Remove inactive radiator piping with LBP.

E. Remove 98 linear feet of walls, including the first-floor walls around the elevator shaft on the north, east, and south sides (protecting the west wall), remove all peg board and displays from the old post exchange storefront, and remove chicken-wire cages.

F. Remove all elements of the hydronic heating system. Provide radiators in protective packaging and palletized to the NPS. Dispose all other elements of the hydronic heating system including pipes and tanks.

G. [OPTION G] Paint LBP surfaces not removed with EcoBond, or similar product to reduce lead hazards. Protect architectural features that would be damaged by painting. Do not paint natural wood.

PCBs, Fluorescent Lamps, and Fixtures

A. Remove approximately 137 light fixtures with approximately 146 magnetic ballasts.

B. Remove approximately 180 fluorescent and HID bulbs.

Mercury

A. Remove one (1) mercury-containing thermostat, and replace with non-mercury containing thermostat, if necessary, for the operation of the HVAC system.

Elevator

A. The elevator has components that may be asbestos containing, including brake pads, guide rail spacers, and motor gaskets. Characterize the suspected asbestos containing components, hydraulic fluid (for PCB and other hazardous materials content), and the hydraulic oil leaked into soil related to the elevator. Characterization should include waste determination, and extent of the leak. Provide calculations showing that the amount in soil is or is not a reportable quantity.

B. Draft a plan for the abatement of the elevator components. The plan will include the results of characterization as described above, a work plan that describes the abatement process, recommendations as to what elements can be reasonably decontaminated and preserved as historic objects, an estimated schedule for the work, and a cost estimate. The plan should employ methods that are consistent with historic preservation and museum curation standards.

Preventive Measures

A. Install wire mesh or other materials to prevent wildlife from entering building.

Attachment 2: Contractor Task List 14 of 22

B. Install wire mesh or screen to prevent birds from entering the attic through roof vents.

C. Install lighting for emergency egress and mechanical/equipment.

D. Protect inactive knob and tube wiring and fixtures. Mark each wire as “Abandoned” at each end, and at least every 10 linear feet using a non-marking, non-adhesive label (e.g., connected with a cable zip tie) of sufficient size to be read from the closest reasonable standing position.

Attachment 2: Contractor Task List 15 of 22

Building 753 Built in the first half of the 20th century as a warehouse. Currently not in use. Likely future use is as a warehouse/storage.

CONTRACTOR TASKS

Asbestos Abatement

A. Remove approximately 20 square feet of ACM heat shield. Replace, if necessary, for fire and life safety.

B. Remove ACM thermal system insulation on 4 linear feet of pipe.

LBP and LCM abatement

A. Remove loose paint and loose LBP from all surfaces to sound substrate, clean all paint debris from floors and surfaces.

B. Remove LBP floor striping and other paint. Where removal is impractical, paint with EcoBond after approval from CO.

C. Remove 24 linear feet of interior walls including a partition at approximately the building midpoint, and the office at the north end of the building.

D. Paint LBP surfaces not removed with EcoBond.

Abate wildlife feces

A. Remove wildlife feces and bird nests.

B. Clean areas where wildlife excrement was removed.

C. Disinfect areas where wildlife excrement was removed.

D. Remove and replace building elements that are too soiled to be made safe.

Preventive Measures

A. Install wire mesh or other materials to prevent wildlife from entering building.

B. Remove exterior concrete pad, approximately 25 square feet, at south end of building.

Attachment 2: Contractor Task List 16 of 22

Building 754 Built in the first half of the 20th century as a facility for the post quartermaster. Currently in use as an Army and Air Force Exchange Service shoppette. Likely future use is as an Army and Air Force Exchange Service shoppette.

A. Vacuum the attic with a HEPA vacuum. Coordinate cleaning schedule with tenant.

Attachment 2: Contractor Task List 17 of 22

Building 786 (OPTION H) Built in the first half of the 20th century for the post quartermaster. Currently used for storage. Likely future use as office space.

CONTRACTOR TASKS

Asbestos Abatement

A. Remove approximately 1,225 square feet of ACM flooring and/or ACM mastic. Remove approximately 1607 square feet of carpeting. Leave the floor in a safe condition, which may include replacing underlayment if it was damaged or removed.

B. Remove 3 square feet of heat-shield paper around penetration into chimney.

Selective Demolition

A. Remove approximately 326 linear feet of walls, including all walls in the barber shop, the modern walls of the first-floor mechanical room, and the modern wall built on top of ACM flooring on the second floor.

B. Remove the drop ceilings from the barber shop and the office at the southwest corner of the building, approximately 1000 square feet.

LBP and LCM abatement

A. Remove loose paint and loose LBP from all surfaces to sound substrate, clean all paint debris from floors and surfaces.

B. Remove and replace approximately 7 linear feet of safety railing in boiler room.

C. Remove and replace door handle in boiler room.

D. Remove old water pipe in boiler room.

E. Remove sink in shop area.

F. Remove LBP striping and painting on floors.

G. Remove the tank from 2nd floor engineer storeroom. The tank measures approximately 24 inches in diameter and 64 inches tall. A very rough estimate (±100%) of the weight is approximately 300 pounds.

H. Remove chimney enclosure in second floor engineer storeroom.

I. Remove loose doors stacked in second floor engineer storeroom.

J. [OPTION I] Paint LBP surfaces not removed with EcoBond, or similar product, to reduce lead hazards, including walls, and floor in woodshop area. Do not paint exposed wood, or wood sealed with transparent or translucent surface, even if lead containing. Protect architectural features that would be damaged by painting.

K. Remove toilet room fixtures including one (1) toilet and one (1) sink from the carpentry shop, and one (1) toilet and (1) sink from the barber shop on the first floor. Plug, cap, or blank plumbing at next logical connection.

L. Remove fixtures and plumbing from second floor restroom including four (4) toilets, four (4) sinks, and a multi-head shower stall. Plug, cap, or blank plumbing at next logical connection.

M. Remove the furnace from the first-floor mechanical room. Protect water heater and ductwork.

N. Remove three (3) lead acid batteries.

PCBs, Fluorescent Lamps, and Fixtures

A. Remove approximately 57 light fixtures with approximately 109 magnetic ballasts.

B. Remove approximately 222 fluorescent and HID bulbs.

Abate wildlife feces

A. Remove wildlife feces from attic.

B. Clean areas where wildlife excrement was removed.

C. Disinfect areas where wildlife excrement was removed.

D. Remove and replace building elements that are too soiled to be made safe.

Mercury and Other

Attachment 2: Contractor Task List 18 of 22

A. Remove one (1) mercury-containing thermostat, and replace with non-mercury containing thermostat, if necessary, for the operation of the HVAC system.

B. Remove and dispose of all stockpiled and uninstalled materials in the room on the first floor of the building at the east end.

C. Remove and dispose of all stockpiled and uninstalled materials in the mechanical room at the northwest corner of the building.

D. Remove and dispose of all stockpiled and uninstalled materials on the second floor.

Preventive Measures

A. Install wire mesh or other materials to prevent wildlife from entering building.

B. Install wire mesh or screen to prevent birds from entering the attic through roof vents.

C. Install lighting for emergency egress and mechanical/equipment.

D. Install replacement exterior lighting (two (2) LED fixtures) where two (2) HID fixtures have been removed on the north elevation of the building exterior.

E. Protect exterior chimney on the west elevation of the building.

F. Clean attic with a HEPA vacuum to remove dust, incidental wildlife excrement and/or carcasses, and other fine particulates.

Attachment 2: Contractor Task List 19 of 22

Building 991 (OPTIONS J and K) Built in the first half of the 20th century as the post headquarters. Intermittently used as temporary office space and/or storage. Post abatement use as temporary office space possible and immediate future use as an office/auditorium.

Building 991 must be immediately rentable on the first and second floors upon completion of this project.

CONTRACTOR TASKS

Asbestos Abatement

A. Patch or repair ACM flooring on the stairs, first floor, and second floor to encapsulate asbestos as needed.

Protect flooring on the stairs, first floor and second floor.

B. Remove the projector room, including 400 square feet of ACM mill board. Prior to demolition test the room for other hazards associated with projector rooms and film storage, including but not limited to, silver nitrate.

C. Remove approximately 700 linear feet of magnesia pipe insulation exposed in basement and concealed in wall cavities.

D. Where concealed in wall cavities, leave asbestos in place, and create an engineering or redline drawing that shows the locations where asbestos was left in place.

E. Replace removed pipe insulation with asbestos-free insulation where necessary for fire and life safety or proper building function.

F. Barricade or re-cover wall penetrations where necessary for fire and life safety.

G. Remove approximately 20 linear feet of partition walls from the second floor. Patch and/or repair where removed walls intersected walls that remain.

H. Remove an approximately 170 square foot raised floor/stage in the auditorium.

I. Remove approximately 1,000 square feet of skimcoat on Fir-tex in the auditorium area. Remove the partition walls that closed the stage area. Replace other Fir-tex with gypsum wall board or other suitable replacement.

Terminate power at logical point if circuit continues onto removed walls. Patch and/or repair where removed walls intersected walls that remain.

Selective Demolition

A. Remove basement partition walls and studs, approximately 203 linear feet. Remove associated drop ceilings while protecting the fire detection system (this may require the relocation of sensors, strobe-horns, and/or other equipment). Terminate power or communications at logical point if circuit continues onto removed walls.

B. Remove basement flooring, approximately 4,500 square feet. Polish and seal concrete.

C. Remove approximately 30 fluorescent light fixtures containing approximately 85 lamps.

D. Remove inactive pipe and conduit in the basement. Protect functioning electrical, communication, plumbing, and hydronic heating systems.

LBP and LCM abatement

A. Remove loose paint and loose LBP from all surfaces to sound substrate, clean all paint debris from floors and surfaces.

B. [OPTION K] Paint LBP surfaces not removed with EcoBond, or similar product, to reduce lead hazards. Protect architectural features that would be damaged by painting, for example, tin ceilings and pressed tin details.

Abate wildlife feces

A. Remove wildlife feces from attic.

B. Clean areas where wildlife excrement was removed.

C. Disinfect areas where wildlife excrement was removed.

D. Remove and replace building elements that are too soiled to be made safe.

Preventive Measures

Attachment 2: Contractor Task List 20 of 22

A. Install wire mesh or other materials to prevent wildlife from entering building.

B. Install wire mesh or screen to prevent birds from entering the attic through roof vents.

C. Vacuum the attic and under the auditorium stage with HEPA vacuum.

D. Protect tin ceilings.

E. Protect pillars.

F. Replace removed basement lighting per GSA P100. Protect all other lighting.

Attachment 2: Contractor Task List 21 of 22

Building 993 (OPTION L) Built in the first half of the 20th century as an infantry barracks. Currently not in use. Likely future use as office space.

CONTRACTOR TASKS

Asbestos Abatement

A. Remove approximately 7,100 square feet of ACM flooring and/or ACM mastic. Remove all carpet flooring which may or may not overly ACM. Leave the floor in a safe condition, which may include replacing underlayment if it was damaged or removed.

B. Remove a 40 square foot ACM bar top. Remove bar area including stools, platform, false ceiling, walls, storage, mirror, and cabinetry.

C. Remove approximately 1,000 square feet of magnesia pipe insulation exposed in basement and concealed in wall cavities.

D. Where concealed in wall cavities, leave asbestos in place, and create an engineering or redline drawing that shows the locations where asbestos was left in place.

E. Replace removed pipe insulation with asbestos-free insulation where necessary for fire and life safety.

F. Barricade or re-cover wall penetrations where necessary for fire and life safety.

G. Remove partition walls and studs, approximately 500 linear feet. Remove associated drop ceilings, protecting fire detection system. Terminate power or communications at logical point if circuit continues onto removed walls.

H. Remove inactive electrical panels. Note that the entire electrical system has been abandoned, protect the temporary electrical service that has been installed.

I. Test ceilings of boiler rooms for ACM above sheet metal. If ACM is present remove ACM and replace where necessary for fire and life safety.

J. Remove water heater from boiler rooms. Protect historic hydronic heating systems.

K. Remove eight (8) forced-air hydronic heating units. Plug, cap, or blank plumbing at next logical connection.

LBP and LCM abatement

A. Remove loose paint and loose LBP from all surfaces to sound substrate, clean all paint debris from floors and surfaces.

B. Remove inactive pipe and conduit including electrical and low-voltage communications. Protect hydronic heating systems. Note that the entire electrical system has been abandoned, protect the temporary electrical service that has been installed. Protect the fire alarm systems, both modern and historic.

C. Remove cabinets, closets, and furniture from basement.

D. Paint LBP surfaces not removed with EcoBond, or similar product, to reduce lead hazards. Note, the attic has already had lead abatement completed, and does not require further lead abatement. Protect architectural features that would be damaged by painting, for example, tin ceilings.

PCBs, Fluorescent Lamps, Fixtures, and Drains

A. Remove approximately 200 light fixtures with an unknown number of magnetic ballasts.

B. Remove approximately 500 fluorescent and HID bulbs.

C. Remove approximately 11 exit signs with internal battery.

D. Clean approximately 2 floor drains of sludge or other contaminants in the boiler rooms. If the drains discharge to soil, test soil at point of discharge for contamination. Cap drains.

Preventive Measures

A. Install wire mesh or other materials to prevent wildlife from entering building.

B. Install wire mesh or screen to prevent birds from entering the attic through roof vents.

C. Vacuum the attic and under the auditorium stage with HEPA vacuum.

D. Protect tin ceilings.

Attachment 2: Contractor Task List 22 of 22

E. Protect pillars.

F. Protect new water lines.

G. Protect basement restrooms.

H. Install construction lighting.