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Community Center Tuckpointing and Painting

RFP Overview

Project Location:
North Liberty Rec Center
520 W. Cherry St.
North Liberty, IA 52317

Masonry Repairs

Scope of Work: North Liberty Community Center North & West Elevations

  • Spot tuckpoint CMU at North and West elevations; approximately 800 square
  • Replace cracked or deteriorated CMU at North and West elevations; approximately 40
  • Cut out and re-caulk all vertical control joints; approximately 600 linear
  • Demo and rebuild deteriorated CMU on West elevation; approximately 32 square
  • The proposal should include all equipment required for

Exterior Paint

Scope of Work: North Liberty Community Center North & West Elevations

  • Paint existing masonry on North and West
  • Paint to be Sonneborn Super Colorflex OR Sherwin-Williams Loxon OR equal product.
  • The proposal should include painting the existing masonry in 2 colors similar to existing: however, no black accent paint.
  • Owner to select colors from Sonneborn Super Colorflex OR Sherwin-Williams standard color deck OR equal product.
  • The proposal will include all equipment required for

SEAL ALL MOVEMENT CRACKS

PRODUCTS

Gun grade, 1-part polyurethane sealant

Sonneborn NP 1 OR equal

EQUIPMENT

Pneumatic or electric grinder

Hammer and chisel

Pneumatic hammer and point

Caulking applicator

EXECUTION

  1. Remove mortar and other foreign materials from the movement cracks to a depth of at least 3/4″.
  2. Remove dust and other foreign materials by compressed air or high pressure water spray.
  3. Install caulk flush and solid along the entire length of the existing crack.
  4. Finish the caulked crack by hand to create a void-free, fully adhered bond.
  5. Embed sand into the outer surface of the caulk to diminish contrast between the caulk and the surrounding masonry materials.

CAULK ALL EXPANSION JOINTS

PRODUCTS

Gun grade, 1-part polyurethane sealant

Sonneborn NP 1 OR equal

Backer rod

Closed cell rod

Sonofoam soft backer-rod

EQUIPMENT 

 Power caulking cutter

Hammer and chisel

Electric angle grinder

Caulking applicator

EXECUTION

  1. All the expansion joints will be cut out from the joint to a depth of 1″. Dust and other foreign materials will be removed using compressed air or high pressure water spray. Prevent damage to surrounding masonry unit surfaces.
  2. The proper size of Sonofoam soft backer rod will be installed in the joint to control the depth of the caulking.
  3. Install caulk to the depth required by the manufacturer for the joint width. The minimum depth of 3/8″ shall be met for all caulked joints.
  4. Install the caulk flush and finish by hand to create a void-free, fully adhered bond.

CAULK ALL CONSTRUCTION JOINTS

PRODUCTS

Gun grade, 1-part polyurethane sealant

Sonneborn NP 1 OR equal

Backer rod

Closed cell rod

Sonofoam soft backer-rod

EQUIPMENT

Power caulking cutter

Hammer and chisel

Electric angle grinder

Caulking applicator

EXECUTION

  1. All the construction joints will be cut out from the joint to a depth of 1″. Dust and other foreign materials will be removed using compressed air or high pressure water spray. Prevent damage to surrounding masonry unit surfaces.
  2. The proper size of Sonofoam soft backer rod will be installed in the joint to control the depth of the caulking.
  3. Install caulk to the depth required by the manufacturer for the joint width. The minimum depth of 3/8″ shall be met for all caulked joints.
  4. Install the caulk flush and finish by hand to create a void-free, fully adhered bond.

 

PATCH  (9) NINE SQUARE FEET OF CONCRETE BLOCK MASONRY

PRODUCTS

Acryl 60 Bonding Agent

Type N masonry cement

Mason’s sand

Mortar color

Galvanized wire mesh

Galvite rust inhibiting paint

Stainless steel pins

EQUIPMENT

Hammer and chisel

4.5 Electric grinder

EXECUTION

  1. Inspect all (9) nine square feet of concrete block masonry for spalling and delamination areas.
  2. Remove loose concrete materials with hand tools to expose sound, unweathered concrete.
  3. Where rust is visible on metal reinforcement clean with steel brush or sandblasting.
  4. Coat metal reinforcement with Galvite rust inhibiting paint.
  5. Anchor 1/8 “ stainless steel pins in deteriorated areas that exceed one and one-half inches in depth as measured from the surface. Use galvanized wire mesh as required to provide further reinforcement of the patched area.
  6. Mix bonding agent with cement patching mixture and color to match original concrete in color and texture as closely as possible.
  7. Install patching material and shape with hand tools.

 

CAULK ANCHOR HOLES

PRODUCTS

Gun grade, 1-part polyurethane sealant

Sonneborn NP 1 OR equal

EQUIPMENT

Caulking applicator

EXECUTION 

  1. Carefully inspect for holes in mortar material.
  2. Remove dust and loose material from area by compressed air or high pressure spray.
  3. Install caulk flush and solid.
  4. Finish the caulked hole by hand to create a void-free, fully adhered bond.
  5. Embed sand into the outer surface of the caulk to diminish contrast between the caulk and the surrounding masonry materials.

 

INSTALL FLEXIBLE CAULK AROUND THE PERIMETER OF ALL THE WINDOWS, DOORS AND VENTS

PRODUCTS

Gun grade, 1-part polyurethane sealant

Sonneborn NP 1 OR equal

Backer rod

Closed cell rod

Sonofoam soft backer-rod

EQUIPMENT

            Power caulking cutter

Hammer and chisel

Caulking applicator

EXECUTION

  1. Clean joint surfaces of old caulk, dirt, moisture, and other materials around the perimeter of all the windows, doors and vents. Prevent damage to surrounding materials.
  2. Control the joint depth of the caulking where needed by inserting backer-rod.
  3. Install caulk to the depth required by the manufacturer for the joint depth. The minimum depth of 3/8″ shall be met for all caulked joints.
  4. Install the caulk flush and finish by hand to create a void-free, fully adhered bond.

 

INSTALL FLEXIBLE CAULK IN THE COPING TO CONCRETE BLOCK MASONRY

PRODUCTS

Gun grade, 1-part polyurethane sealant

Sonneborn NP 1 OR equal

Backer rod

Closed cell rod

Sonofoam soft backer-rod

EQUIPMENT

            Electric Grinder

Power caulking cutter

Hammer and chisel

Caulking applicator

EXECUTION

  1. The coping to concrete block masonry will have the joints cut out to a depth of 1″. Prevent damage to the surrounding masonry surfaces.
  2. Remove dust and loose materials from joint by compressed air or high pressure water spray.
  3. Control the joint depth by installing the proper size Sonofoam soft backer rod to the proper depth.
  4. Install caulk to the depth required by the manufacturer for the joint width. The minimum depth of 3/8″ shall be met for all caulked joints.
  5. Install the caulk flush and finish by hand to create a void-free, fully adhered bond.

 

SEAL ALL MOVEMENT CRACKS

PRODUCTS

Gun grade, 1-part polyurethane sealant

Sonneborn NP 1 OR equal

EQUIPMENT

Pneumatic or electric grinder

Hammer and chisel

Pneumatic hammer and point

Caulking applicator

EXECUTION

  1. Remove mortar and other foreign materials from the movement cracks to a depth of at least 3/4″.
  2. Remove dust and other foreign materials by compressed air or high pressure water spray.
  3. Install caulk flush and solid along the entire length of the existing crack.
  4. Finish the caulked crack by hand to create a void-free, fully adhered bond.
  5. Embed sand into the outer surface of the caulk to diminish contrast between the caulk and the surrounding masonry materials.

SURFACE PREPARATION OF ALL PREVIOUSLY PAINTED CONCRETE BLOCK MASONRY

PRODUCTS

Clean potable water

EQUIPMENT

Power washer with 25 degree nozzle

EXECUTION

  1. Pressure spray equipment shall not exceed 2,000 psi and a 25 degree nozzle for diffusion of the spray stream shall be used.
  2. Entire surface will be washed with pressurized water spray to remove all loose, and disintegrated material and all traces of oil, grease, dirt or dust.
  3. The surface will be clean and sound before any product is applied. 

APPLY PAINT TO ALL PREVIOUSLY PAINTED CONCRETE BLOCK MASONRY  (2 Colors)

PRODUCTS

Sonneborn Super Colorflex OR Sherwin-Williams Loxon XP OR equal

(color selected by Owner)

EQUIPMENT

Stiff fiber brush

Roller/Spraying Equipment

EXECUTION

  1. Apply Sonneborn Super Colorflex OR Sherwin-Williams Loxon XP OR equal in accordance with manufacturer’s recommendations for surface type being covered.

 

Provide Insurance Liability Certificate and Information

All Contractor’s information regarding liability insurance.

Project Start-up Meeting

On the first day of the project, a meeting will be held to discuss parking, access to electrical outlets and water, as well as the general scheduling of the crew’s workday.

Project Progress Meetings

Informal meetings during the project are essential.  A City representative familiar with the project will meet with the Contractor crew supervisor to review work progress, quality, and for both parties to stay informed of any difficulties which may arise.   The crew supervisor should be available to answer any questions that may arise at any time during the project.

Waste Removal

Upon completion of the work all trash, waste materials, rubbish, tools, and equipment shall be removed from the job site.  Any cost associated with trash removal and landfill charges will be the responsibility of the Contractor.

 

Key Dates

Bids are due 10 a.m. March 18, 2024

Photographic illustrators of work

community-center-tuckpointing-painting.pdf

RFP Contact Information

Proposal Submitted to:
North Liberty Rec Center
520 W. Cherry St.
North Liberty, IA 52317

Project Location:
North Liberty Rec Center
520 W. Cherry St.
North Liberty, IA 52317

Project Contact
Guy Goldsmith
319-430-5106
[email protected]

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