013990MSBA Accelerated Repair Program
RK Finn/Ryan Road and Leeds Elementary Schools
Northampton, Massachusetts
01 39 90 - 1
SECTION 01 39 90
MINOR ALTERATION WORK
PART 1 - GENERAL
1.01 General Conditions, Supplementary Conditions 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 62 00.1 and 00 62
00.2. Consult all Drawings, note all conditions that may affect the Work and care for same in
executing the Contract.
1.03 Under this Section, the work shall provide all materials, labor, equipment and appliances
required to do patching, repair and alterations caused by damages in the progression of work
not otherwise specified as indicated or required or both to complete the Work under this
Contract.
1.04 Under this section, shall provide all materials, labor and equipment required to provide both
exterior and interior protection and cleaning, including but not limited to all interior rooms with
poly barrier membrane covering over all surfaces / furniture / electronic devices prior to
commencement of work. This contractor shall maintain protection during all construction
activities and provide periodic cleanings and a final cleaning to all affected areas. This shall
include all interior areas below and adjacent to the work being performed on the roof and
building structure.
A. Application of Requirements: Requirements specified in this Section apply to alteration work
throughout the Work whether specified in this or other Sections.
1.05 Related Sections
A. All sections in Divisions 1 through 26
B. Refer to other Sections for specific requirements for removal, alteration and reuse of existing
materials and items not specified in this Section.
1.06 Submittals
A. This Contractor shall submit Shop Drawings and related data samples for the Architect's
approval in accordance with Section 01 33 00.
1. When Work specified in this Section is required, submit descriptions of methods to be
used. Include manufacturer's data fully describing each material and product and
certificates certifying compliance with Contract Documents. Show Drawings showing
details of conditions to be encountered and narrative descriptions, including industry
standards detailing methods proposed for making repairs. Provide such data, Shop
Drawings and descriptions whether or not materials and methods to be used are
indicated in the Contract Documents.
a. Manufacturer's Data: Include a product description of each material and product
proposed for use, including but not be necessarily limited to the following:
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1) Sod: Include seed formula and location of source
2) Fertilizer and lime
3) Materials for Concrete Repair: Include product data and instructions for
proprietary products to be used as materials for concrete repairs, including
bonding agents, hardeners, admixtures, curing materials, etc.
4) Acoustical ceilings
5) Other products specified in this Section
b. Certificates: Certification data and certificates substantiating that plants to be used
as replacement for plants damaged during the Work exactly match those removed
in every particular and have been certified by authorities having jurisdiction.
c. Shop Drawings: Include details of each condition to be encountered, including but
not be necessarily limited to installation and anchoring details and relationship to
other work of each material and item requiring installation or reinstallation at each
condition.
d. Narrative descriptions shall include, but not be necessarily limited to, the following:
1) Methods to be used to protect existing vegetation, paving, building walls,
cabinetwork, casework, materials, equipment, accessories, and finishes to be
left in place while the Work is in progress
2) Methods to be used to prepare existing surfaces for repairs
3) Methods proposed for sodding and planting new plants to replace those
removed because of damage. Methods submitted shall be as recommended
by the specialist firm charged with planting and sodding.
4) Methods proposed for cleaning and repairing acoustical ceiling and support
system damaged or soiled during the work under this Contract
e. Samples: When requested, submit for approval samples of materials and items
proposed for use in making repairs and renovations. This requirement does not
supersede submittal requirements specified in other Sections.
f. Alterations Schedule: Before doing any Work at the site, submit for approval a
schedule showing alterations required under the Contract. Coordinate alterations
schedule with phasing schedule specified in Section "Work Sequence" and
demolition schedule specified in Section "Demolition Schedule specified in Section
"Demolition." Incorporate approved alterations schedule into construction schedule
specified in Section "Submittals."
1.07 Quality Assurance
A. General: Test materials to be used in making repairs for compatibility with existing materials.
Do not proceed with repairs until Architect approves tests. Do not use incompatible
materials.
B. Plants and Sod: Planting and maintenance of plants and sod shall be done by an accepted
single firm which specializes in such work.
MSBA Accelerated Repair Program
RK Finn/Ryan Road and Leeds Elementary Schools
Northampton, Massachusetts
01 39 90 - 3
C. Concrete: In making concrete repairs, comply with applicable requirements of ACI 301.
"Specifications for Structural Concrete Buildings" ACI 318. "Building and Code Requirements
for Reinforced Concrete" and the CRSI "Manual of Standard Practice."
D. Acoustical Ceilings: Have reinstallation done by an experienced installer of such systems.
E. Fire Performance Characteristics: Where fire-resistance ratings are indicated or required in
existing work, provide materials and construction identical to those of assemblies whose fire
endurance has been determined by testing in compliance with ASTM E119 by a recognized
testing and inspecting organization or by another means as acceptable to the authority
having jurisdiction.
1.08 Delivery, Storage and Handling
A. Latex Cement Underlayment: Deliver in unopened factory containers with manufacturer's
labels intact. Store in dry areas at temperatures above 40 degrees F. Use caution when
mixing and applying to prevent irritation to worker's skin or eyes.
B. Other Cementitious Products: Deliver in manufacturer's original packages showing brand
names. Store materials in unopened containers in a dry place.
C. Metal Products: Store 18 inches above ground and cover to prevent rusting and contact with
soil or other materials that would destroy or reduce bond or otherwise damage the products.
Do not create humid chambers under coverings.
D. Use no damaged or defective materials.
E. Do not stack materials to exceed design live loads of structure.
1.09 Project Conditions
A. Disconnecting Services: Notify Owner and authorities owning or controlling wires, conduits,
pipes, and other services affected by renovation and repair before starting operations. Refer
to General Conditions and other specification sections for additional requirements related to
existing utilities and services.
B. Protecting Property to Remain: Protection requirements specified in Section "Demolition"
also apply to repair and alterations work. Protect from staining and other harm, vegetation,
paving, finished surfaces, casework, cabinetwork, equipment, accessories, and devices that
remain in place while the Work is being done. When removing items and surfaces to remain
in order to do the Work protect removed items and materials from damage and staining.
Satisfactorily repair damage done during the Work. Satisfactorily remove stains without
damage to the stained surface. Remove and discard items with stains that cannot be
satisfactorily removed and provide new matching items at no additional cost. Also remove
damaged items that cannot be satisfactorily repaired and provide new matching items, at no
additional cost.
C. Movement, Settlement and Other Damage to Existing Building Due to Alterations Work: Be
solely responsible for correct damage resulting from inadequate, improper or careless
construction procedures or inadequate shoring, bracing, support or protection.
D. Differing Conditions: Should materials, systems or conditions be encountered that differ from
those indicated, immediately notify Architect by Telephone, followed by letter, and do not
proceed without instructions.
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E. Examine Existing conditions. Examine surfaces to receive alterations Work and conditions
under which the Work will be done. Do not proceed with the Work specified in this section
before correcting unsatisfactory conditions.
PART 2 - PRODUCTS
2.01 Salvaged Materials and Items
A. To the extent indicated, reuse materials and items so indicated.
B. Materials and Items to be Reused: Reinstall materials and items shown to be removed and
reinstalled or which Contractor removes to make a way to do the Work in the same location
from which removed unless indicated otherwise. Materials to be salvaged and reused in the
Work include, but are not necessarily limited to, brick, concrete masonry units, acoustical
ceilings, ceiling light fixtures, certain mechanical, electrical, plumbing and drainage
equipment and devices and other materials and items indicated to be removed and
reinstalled. Materials and items to be salvaged and reused in the Work also include items
and materials similar to those listed above that must be removed in order to accomplish the
Work but that are not specifically shown or specified to be removed, if Architect approves
reinstallation.
C. Materials and Items Not to be Reused: Do not reuse in the Project materials and items
removed from the existing building to make way for the Work except as otherwise noted or
with written approval unless removed material or item is indicated to be reused or unless the
Contract Documents permit reuse at Contractor's option.
D. Preparing for Reuse: Clean salvaged materials and items that will be reinstalled. Clean
mortar from masonry units by hand. Put operating items in proper working order. Reused
materials shall be in good condition without objectionable chips, cracks, splits, checks, dents,
scratches, or other defects. Operating items shall operate properly.
2.02 New Materials
A. General
1. Provide new materials to match existing for closing of openings, repairs and
reconstructions where suitable salvaged materials do not exist where insufficient
quantities of salvaged materials exist to complete the Work or where reuse is not
permitted. New materials to match existing shall be same types, sizes, qualities and
colors as existing adjacent materials.
2. Required new materials where similar materials do not exist shall comply with
requirements specified in other Specification Sections.
B. Trees, Shrubs, Ground Covers and other Plants: Comply with recommendations of ANSI
Z60.l, "American Standard for Nursery Stock." Exactly match removed plant in condition that
existed before the damage.
C. Sod: Exactly match existing grass in type and seed mix; certifed by state from which
purchased; approved.
D. Fertilizer, Lime and Other Soil Amendments and Topsoil and Planting Soil Mix: In
accordance with recommendations of specialist firm who will plant and sod and approved.
E. Materials for Concrete Repairs:
MSBA Accelerated Repair Program
RK Finn/Ryan Road and Leeds Elementary Schools
Northampton, Massachusetts
01 39 90 - 5
1. Concrete: ASTM C94; 3,000 psi.
2. Bonding agent: Two component epoxy-resin grout; ASTM C881; Type I or II
3. Curing materials: Impervious sheet of white opaque 4-mil-thick polyethylene, waterproof
craft paper, or polyethylene-coated burlap
4. Other concrete materials: As approved.
F. Acoustical Ceilings: Use existing suspension systems and acoustical materials. Should
existing materials be damaged beyond satisfactory repair, use new products that exactly
match those existing.
G. Other New Materials to Match Existing: Same types, sizes, qualities, and colors as existing
adjacent materials for closing of openings and repairs where suitable salvaged materials do
not exist or where insufficient quantities of salvaged materials exist to complete the Work
required, or where reuse of removed materials is not permitted.
H. Required new materials where similar materials do not exist shall comply with requirements
specified in other Specification Sections.
PART 3 - EXECUTION
3.01 Alterations, Patching and Repairs
A. General: General repair of existing materials including but not limited topaving, landscaping,
lawns, concrete, flooring, painted walls and acoustical ceilings is required where damage has
occurred during the progression of work. Where cutting, alteration, removal or repair of such
existing materials is indicated as part of the Work, or is necessary to permit performing the
Work, and where existing materials are damaged during the Work, patch and repair using
specified products. Finish to match existing adjacent work. Patches and repairs shall not be
discernible from normal viewing distance.
B. Removal and Storage Requirements: General requirements for removal are specified in
Section 02 41 18 Selective Demolition. Removal of some materials and items is specified in
other Specification Sections. Store materials and items to be reused in a safe location until
reinstalled and assume responsibility for safe storage and handling.
C. Repair of Materials and Items to be Reused: Satisfactorily repair materials and items to be
reused that have become damaged during Contractor's operations or provide new equal
products at no additional cost. Provide missing parts necessary to complete each
installation.
D. Patching Coordination: Coordinate patching involving various trades whether or not
specifically mentioned in the Contract Documents.
E. Restoring Existing Finishes:
1. Restore floor, wall and ceiling finishes damaged or defaced because of cutting,
patching, demolition, alteration or repair work to condition equal to that before Work
under this Contract started.
2. Where alteration, repair, or removals expose damaged or unfinished surfaces or
materials, repair and finish or refinish such surfaces or remove the damaged or
01 39 90 - 6
unfinished surfaces or materials and provide new, acceptable, matching surfaces or
materials or acceptable salvaged materials to make continuous areas and surfaces
uniform.
F. Standards: Perform new Work and restore and refinish existing Work to comply with
applicable requirements of the Specifications, except as follows:
1. Materials for use in repair of existing surfaces but not otherwise specified shall conform
to the highest standards of the trade involved and be in accordance with approved
industry standards as required to match the existing surface.
2. Workmanship for repair of existing materials not otherwise specified shall conform to
similar workmanship existing in or adjacent to space where alterations are to be made.
3. Reinstall salvaged items where no similar items exist in accordance with the highest
standards of trade involved and in accordance with approved Shop Drawings.
G. Patching Holes: Properly close and patch holes and openings in existing roof deck, floor,
wall and ceiling surfaces resulting from alteration work and those shown to be filled to match
adjacent undisturbed surfaces.
H. Repairing Damaged Paving and Curbs:
1. Similarly rectify damage to pavement, curb and gutter, or other structure incurred as a
result of the Work.
I. Existing Courtyard walks and Surfaces: Protect Repair damage to condition equal to that
existing before the damage.
J. Removed or Abandoned Utilities: Cap, valve, plug or bypass to make a complete and
working installation.
K. Landscaping and Lawns: Protect existing lawns and plantings to remain.
L. Turf: Where existing turf is damaged during the Work, remove damaged turf and provide
new sod. Place sod in accordance with approved narrative description of methods to be
used, using approved sod, fertilizer, lime, and related materials and during normal planting
season, as approved. Sod is subject to approval in place. Maintain sod until approved.
Promptly remove rejected sod and provide new acceptable sod.
M. Concrete Repairs:
1. Where existing concrete is cut, drilled or otherwise damaged during the Work, patch and
repair using 3,000 psi concrete. Follow approved narrative description of methods to be
used. Bond new concrete to old concrete using specified epoxy-resin grout. Properly
cure new concrete and finish to match existing adjacent concrete in color and texture.
2. Where removing existing curbs, bases, walls, partitions, equipment, cabinetwork,
finishes or topping leaves floor surface rough, depressed or unlevel, patch and level to
within 1/8 inch in each 6 feet, leaving a finish resembling that left by steel trowel
finishing; use a combination of concrete topping specified in Section "Cast-In-Place
Concrete" and latex cement underlayment. Tolerance applies not only within the area of
removal but also between the area of removal and adjacent surfaces.
MSBA Accelerated Repair Program
RK Finn/Ryan Road and Leeds Elementary Schools
Northampton, Massachusetts
01 39 90 - 7
a. Mixing latex cement underlayment: Follow manufacturer's instructions. Pour liquid
into powder and mix thoroughly to proper consistency for Work to be done. Use
material within one hour of mixing. If mix is too stiff, a small quantity of liquid latex
may be added to aid workability.
b. Preparation: Clean surfaces of dust, dirt, oil, grease, paint, and other foreign
matter. Concrete shall be thoroughly cured, and free from curing compounds. If
concrete is very dry, dampen slightly with water before spreading underlayment.
Do not permit water to puddle. Brush surfaces to receive underlayment with a
prime coat of same latex used in underlayment mix and allow to dry clear before
spreading underlayment.
c. Installation: Follow manufacturer's instructions. Build up thicknesses more than
1/4 inch using multiple coats, each not more than /14 inch thick. Do not install
where more than one inch in finished thickness.
N. Reinstalling Acoustical Ceilings:
1. After completing Work above acoustical ceilings, examine hangers and hanger
attachments that have been left in place. Verify their adequacy and suitability as support
for reinstalled ceiling. Remove rejected hangers and attachments and provide new
acceptable ones. Obtain approval before proceeding.
2. After approval of hangers and attachments, reinstall the existing lay-in grid and
acoustical materials in the same locations from which they were removed. Do not
reinstall removed acoustical ceilings in locations other than those from where removed.
3. Repair minor damage to removed acoustical ceiling components using approved
methods. Should existing acoustical ceiling components become damaged beyond
satisfactory repair, or should Architect reject repairs, remove such damaged
components and provide new, matching, acceptable components.
4. Leave ceilings complete with no voids or openings, in the same plane as previously
installed, with joints aligned, level to within 1/8 inch in 12 feet, and in every way the
equal of the ceilings before removal.
5. Clean soiled reinstalled acoustical ceilings using approved methods. Remove
permanently soiled or stained units and provide new matching units.
O. Existing Pipe and Duct covering and Existing Sprayed-on Fireproofing: Restore to their
original undamaged conditions.
P. Mechanical and Electrical Equipment and Devices:
1. Reinstall and properly reconnect existing light fixtures; lighting panels; switches; outlets,
thermostats, and other existing mechanical, electrical, and plumbing equipment and
devices removed during the Work but not indicated to be removed. Reinstall only
equipment and devices that are in good condition. Discard equipment and devices that
are not in condition at least as good as existed before removal and provide new
equivalent equipment and devices. New equipment and devices shall exactly match
those removed in type, size, finish, configuration, and operating characteristics.
END OF SECTION