SECTION 01045

CUTTING AND PATCHING

PART 1 GENERAL

SECTION INCLUDES

Requirements and limitations for cutting and patching of Work.

RELATED SECTIONS

Section [01010 - Summary of Work] [01011 - Summary of Project]: Work by Owner or by separate contractors.

[Section 01120 - Alteration Project Procedures: Cutting and patching for alterations work.]

Section 01300 - Submittals.

Section 01600 - Materials and Equipment: Product Options and Substitutions.

Individual Product Specification Sections:

Cutting and patching incidental to work of the Section.

Advance notification to other Sections of openings required in work of those Sections.

Limitations on cutting [structural] [__________] members.

SUBMITTALS

Submit written request in advance of cutting or alteration which affects:

Structural integrity of any element of Project.

Integrity of weather-exposed or moisture-resistant element.

Efficiency, maintenance, or safety of any operational element.

Visual qualities of sight exposed elements.

Work of Owner or separate contractor.

Include in request:

Identification of Project.

Location and description of affected work.

Necessity for cutting or alteration.

Description of proposed work, and products to be used.

Alternatives to cutting and patching.

Effect on work of Owner or separate contractor.

Written permission of affected separate contractor.

Date and time work will be executed.

PART 2 PRODUCTS

MATERIALS

Primary Products: Those required for original installation.

Product Substitution: For any proposed change in materials, submit request for substitution under provisions of Section [01600.] [_____.]

PART 3 EXECUTION

EXAMINATION

Inspect existing conditions prior to commencing Work, including elements subject to damage or movement during cutting and patching.

After uncovering existing work, inspect conditions affecting performance of work.

Beginning of cutting or patching means acceptance of existing conditions.

PREPARATION

Provide temporary supports to ensure structural integrity of the Work. Provide devices and methods to protect other portions of Project from damage.

Provide protection from elements for areas which may be

exposed by uncovering work.

Maintain excavations free of water.

CUTTING AND PATCHING

Execute cutting, fitting, and patching [including excavation and fill] to complete work.

Fit products together, to integrate with other work.

Uncover work to install ill-timed work.

Remove and replace defective or non-conforming work.

Remove samples of installed work for testing[.] [when requested.]

Provide openings in the work for penetration of mechanical and electrical work.

PERFORMANCE

Execute work by methods to avoid damage to other Work, and which will provide appropriate surfaces to receive patching and finishing.

Employ original installer to perform cutting and patching for weather exposed and moisture resistant elements, and sight-exposed surfaces.

Cut rigid materials using masonry saw or core drill. Pneumatic tools not allowed without prior approval.

Restore work with new products in accordance with requirements of Contract Documents.

Fit work [air tight] [__________] to pipes, sleeves, ducts, conduit, and other penetrations through surfaces.

At penetrations of fire rated walls, partitions, ceiling, or floor construction, completely seal voids with [fire rated] fire resistant] [__________] material [in accordance with Section [_______________]], to full thickness of the penetrated element.

Refinish surfaces to match adjacent finish. For continuous surfaces, refinish to nearest intersection or natural break. For an assembly, refinish entire unit.

END OF SECTION