028333MSBA Accelerated Repair Program
RK Finn/Ryan Road and Leeds Elementary Schools
Northampton, Massachusetts
02 83 33 - 1
SECTION 02 83 33
DEMOLITION OF MATERIALS BEARING LEAD PAINT
PART 1 - GENERAL
1.01 Conditions of the Contract and applicable parts of Division 1 form a part of this Specification
and the Contractor shall consult them in detail for instructions.
1.02 The Drawings on which this Contract is based are listed in Section 00 86 00.1 and 00 86
00.2. Consult all Drawings, note all conditions that may affect the Work and care for same in
executing the Contract.
1.03 The Contractor under this Section shall provide all materials, labor, equipment and
appliances required to do all the demolition of materials bearing lead paint and related Work
necessary for the proper completion of the operations as required by the Contract
Documents.
A. The Contractor shall be responsible for removal/ demolition of materials containing lead-
based paint including the isolation of the work area, the control of the spread and clean-up of
dust generated by this work and the strict use of worker protection.
B. The work area shall be physically isolated so that individuals other than those authorized to
conduct or monitor the work shall be denied access into and immediately around the work
area including stockpiling of debris.
C. The Contractor shall be responsible for strict control of dust and debris generated by the
work. Disposable coverings shall be securely fastened to isolate work areas for the control of
the dispersion of dust and debris and the integrity of these coverings shall be maintained until
clean-up is completed. the Contractor shall be responsible for the immediate clean-up and
legal disposal of dust and debris that escapes from the isolated work site. The Contractor
shall be responsible for the regular clean-up and legal disposal of dust and debris generated
within the isolated work area. All clean-up and disposal of lead-based paint shall follow all
laws and regulations.
D. Before the application of overlays and new building materials, remove loose and flaking lead-
based paint to make surfaces intact, ready for covering or replacement.
E. Worker protection, including blood lead level monitoring, protective clothing, respirators and
hygiene procedures, shall be employed.
1.04 Existing Conditions
A. This Contractor shall accept the premises in their present condition.
B. Prior to the commencement of any Work under this Contract, this Contractor shall visit the
site, examine the conditions there and thoroughly acquaint himself with its obstacles and
advantages for performing the Work. Contractor shall also study the Drawings explanatory of
the Contract and compare same with the information gathered by the examination of the site,
as no additional charge will be allowed for Work caused by unfamiliarity with the site and the
Drawings.
1.05 Related Sections
A. Section 02 41 19 - Selective Demolition
MSBA Accelerated Repair Program
RK Finn/Ryan Road and Leeds Elementary Schools
Northampton, Massachusetts
02 83 33 - 2
1.06 Contractor Responsibility
A. The Contractor shall assume full responsibility for the compliance with all federal, State and
local regulations:
1. Worker safety and hygiene
2. Transportation and disposal of hazardous waste
PART 2 - PRODUCTS
2.01 Materials
A. The Contractor shall supply the following as their use is required:
1. Washing Agent: 5% solution trisodium phosphate
2. Polyethylene Sheeting: 6 mil thick in 20 ft. wide rolls and conforming to ASTM E-154,
C-156, D-14B, D-2103 and D-4379.
3. Polyethylene Bagging: 6 mil. polyethylene bags designed for and labeled as containers
for hazardous waste.
4. Spray Encapsulant: Spray material that encases lead paint dust particles in an
adhesive matrix.
5. Spray Adhesive: To assist adhesion of duct tape
6. Duct Tape: Fabric-backed high adhesion tape
7. Vacuum Equipment: Utilizing HEPA filtration systems 99.97% effective to 0.3 microns
particulate size to be the sole vacuum equipment in the work area
8. Barrier Tape: 2 in. wide, yellow, non-adhesive tape with the words "CAUTION - LEAD
PAINT ABATEMENT"
2.02 Warning Signs
A. Prior to the daily beginning of work, the Contractor shall post caution signs at all approaches
and the four compass edges to the work area. These signs shall read:
WARNING
LEAD PAINT REMOVAL HAZARD
NO SMOKING, EATING OR DRINKING
ENTRY AUTHORIZATION REQUIRED
--------------------
ADVERTENCIA
SE REMUEVE PINTURA DE PLOMO
FAVOR NO FUMAR, COMER O TOMAR
SE REQUIERE AUTORIZACION DE ENTRADE
B. Lettering shall not be smaller than 2 inches tall and shall be posted at a sufficient distance to
permit a person to read the sign and take precautionary measures to avoid exposure to lead.
MSBA Accelerated Repair Program
RK Finn/Ryan Road and Leeds Elementary Schools
Northampton, Massachusetts
02 83 33 - 3
2.03 Worker Protection
A. Respirators
1. Workers shall be provided with NIOSH/MSHA certified respirators equipped with HEPA
filters. The respirators are to be sanitized and maintained according to the
manufacturer's specifications. NOTE: Upgrade to appropriate organic cartridges in the
event of the use of caustic stripping agents.
2. Appropriate respirator selection is dependent upon the intensity of the airborne
concentration of lead exposure and shall follow OSHA guidelines contained in 29 CFR
1910.1025(f) (2).
3. Respiratory compliance per task may be as follows:
a. Half-face negative pressure respirator equipped with high efficacy (HEPA) filters
may be used for:
- Classing with coil stock
- Exterior component removal
- Window and frame removal
- Clean-up
b. Powered air-purifying respirator equipped with high efficacy (HEPA) filters must
be used for:
- Scraping to make intact or to strip to bare wood
- Anytime airborne concentrations of lead exceed the 8 hour TWA of 2.5 mg/m3.
B. Clothing
1. Workers shall be provided with protective disposable full-body coveralls, head covering,
protective eye wear or face shield, boot or shoe covers and gloves. A minimum of two
changes of clothing for each worker shall be provided during an 8 hour day.
C. Safety Equipment
1. Work boots, work gloves, hard hats and safety glasses will be worn at all times. All
times will be decontaminated prior to leaving abatement area. Work boots will not be
taken for job site.
2.04 Decontamination/Changing
A. The Contractor shall provide a decontamination unit or changing area to be used by all
abatement personnel upon entering and leaving the work area.
1. The unit shall be placed immediately adjacent to the work area and polyethylene
sheeting shall be placed on the pathway leading from the work area to the
decontamination unit.
2. No abatement work shall begin until the unit is in place in operating condition.
PART 3 - EXECUTION
3.01 Work Area Preparation
A. Interior Preparation
1. Interior preparation shall be performed by clean workers who are no contaminated with
lead paint dust.
2. Window wall and door removal from the outside:
MSBA Accelerated Repair Program
RK Finn/Ryan Road and Leeds Elementary Schools
Northampton, Massachusetts
02 83 33 - 4
a. Cover floor area immediately beneath areas being removed.
b. Secure one layer of polyethylene on the interior of the window wall or door in a
manner that the layer can be removed from the exterior but not interfere with the
removal of the existing window wall. Seal all around with duct tape.
c. Secure another layer of polyethylene on the interior of the window wall or door to
the existing floor and/or wall surrounding the window or door being removed.
Seal all around with duct tape.
B. Exterior Preparation
1. Polyethylene sheeting will be secured to the exterior wall above the ground plan by
means of mechanical fasteners and/or adhesives. The sheeting will extend out from
the building for the remainder of the 20 feet roll of sheeting and from the window or door
opening or railing 20 feet in each direction covering soil surfaces. Where the work area
abuts a neighboring unit, the ground sheeting shall be brought up the face of the
building and secured to the building face approximately coincident with the interior party
wall. The outer edge of the sheeting away from the building face shall be held up by
securing to staging or timber framework.
2. Plywood panels, minimum 1/2 inch thick, will be placed on top of the ground sheeting to
prevent puncturing in the immediate vicinity of the specific areas being worked on. The
perimeters of the sheeting will be secured to the ground surface by stakes or weights.
3. Barrier tape and warning signs shall be erected along the outer edge of the ground
sheeting.
3.02 Clean-Up
A. Prompt clean-up of the flakes and dust collecting from making the surfaces intact and
removing components shall be undertaken. Do not allow debris to accumulate outside of the
disposal containers.
3.03 Breakdown of Coverings
A. Remove all barriers and protective sheeting and clean up at the end of each work day and
promptly at the conclusion of abatement work.
1. Inspect sheeting to be sure that all loose dust, flakes and debris has been cleaned off
and disposed.
2. Vacuum and remove protective plywood panels.
3. Working from the perimeter of the sheeting, fold toward the center, remove fastened
edges and continue to neatly fold until sheeting can be placed in double polyethylene
bags and disposed.
3.04 Disposal
A. Legally dispose of all debris according to DEP and EPA regulations.
1. Concentrated paint flakes, particles and dust shall be disposed as hazardous waste.
B. Provide to Owner receipts indicating legal disposal of debris.
END OF SECTION