Attachment_1_-MAHG111046_Parking_Lots_Specs.pdf

Keesler AFB, Biloxi, MS MAHG 11-1046

Repair Parking Lots Ph 1 Section 03110 Cast-in-Place Reinforced Concrete

Section 03110 Cast-in-Place Reinforced Concrete

SECTION 03110 - CAST-IN-PLACE REINFORCED CONCRETE*

1.1 GENERAL

A. Description Of Work

1. This specification covers the furnishing and installation of materials for cast-in-place concrete.

Products shall be as follows or as directed by the Contracting Officer. Installation procedures shall be in accordance with the product manufacturer's recommendations. Demolition and removal of materials shall be as required to support the work.

B. Definitions

1. Cementitious Materials: Portland cement alone or in combination with one or more of the following: blended hydraulic cement, fly ash and other pozzolans, ground granulated blastfurnace slag, and silica fume; subject to compliance with requirements.

C. Submittals

1. Product Data: For each type of product indicated.

2. Design Mixtures: For each concrete mixture.

3. Shop Drawings: For steel reinforcement.

D. Quality Assurance

1. Manufacturer Qualifications: A firm experienced in manufacturing ready-mixed concrete products and that complies with ASTM C 94/C 94M requirements for production facilities and equipment.

a. Manufacturer certified according to NRMCA's "Certification of Ready Mixed Concrete Production Facilities."

2. ACI Publications: Comply with the following unless modified by requirements in the Contract Documents:

a. ACI 301, "Specification for Structural Concrete," Sections 1 through 5 b. ACI 117, "Specifications for Tolerances for Concrete Construction and Materials."

E. Delivery, Storage, And Handling

1. Steel Reinforcement: Deliver, store, and handle steel reinforcement to prevent bending and damage.

1.2 PRODUCTS

A. Form-Facing Materials

1. Smooth-Formed Finished Concrete: Form-facing panels that will provide continuous, true, and smooth concrete surfaces. Furnish in largest practicable sizes to minimize number of joints.

9. Form Ties: Factory-fabricated, removable or snap-off metal or glass-fiber-reinforced plastic form ties designed to resist lateral pressure of fresh concrete on forms and to prevent spalling of concrete on removal.

B. Steel Reinforcement

1. Reinforcing Bars: ASTM A 615/A 615M, Grade 60

2. Bar Supports: Bolsters, chairs, spacers, and other devices for spacing, supporting, and fastening reinforcing bars and welded wire reinforcement in place. Manufacture bar supports from steel

Keesler AFB, Biloxi, MS MAHG 11-1046

Repair Parking Lots Ph 1 Section 03110 Cast-in-Place Reinforced Concrete wire, plastic, or precast concrete according to CRSI's "Manual of Standard Practice."

C. Concrete Materials

1. Cementitious Material: Use the following cementitious materials, of the same type, brand, and source, throughout Project:

a. Portland Cement: ASTM C 150, Type I.

2. Water: ASTM C 94/C 94M and potable.

D. Concrete Mixtures

1. Prepare design mixtures for each type and strength of concrete, proportioned on the basis of laboratory trial mixture or field test data, or both, according to ACI 301.

2. Cementitious Materials: Limit percentage, by weight, of cementitious materials other than portland cement in concrete as follows:

a. Fly Ash: 25 percent.

E. Fabricating Reinforcement

1. Fabricate steel reinforcement according to CRSI's "Manual of Standard Practice."

F. Concrete Mixing

1. Ready-Mixed Concrete: Measure, batch, mix, and deliver concrete according to ASTM C 94/C 94M and ASTM C 1116, as directed, and furnish batch ticket information.

a. When air temperature is between 85 and 90 deg F (30 and 32 deg C), reduce mixing and delivery time from 1-1/2 hours to 75 minutes; when air temperature is above 90 deg F (32 deg C), reduce mixing and delivery time to 60 minutes.

1.3 EXECUTION

A. Formwork

1. Design, erect, shore, brace, and maintain formwork according to ACI 301 to support vertical, lateral, static, and dynamic loads, and construction loads that might be applied, until structure can support such loads.

2. Construct formwork so concrete members and structures are of size, shape, alignment, elevation, and position indicated, within tolerance limits of ACI 117.

3. Limit concrete surface irregularities, designated by ACI 347R as abrupt or gradual, as follows:

a. Class A, 1/8 inch (3.2 mm) for smooth-formed finished surfaces.

4. Construct forms tight enough to prevent loss of concrete mortar.

5. Fabricate forms for easy removal without hammering or prying against concrete surfaces.

Provide crush or wrecking plates where stripping may damage cast concrete surfaces. Provide top forms for inclined surfaces steeper than 1.5 horizontal to 1 vertical.

6. Set edge forms, bulkheads, and intermediate screed strips for slabs to achieve required elevations and slopes in finished concrete surfaces. Provide and secure units to support screed strips; use strike-off templates or compacting-type screeds.

7. Chamfer, as directed, exterior corners and edges of permanently exposed concrete..

8. Clean forms and adjacent surfaces to receive concrete. Remove chips, wood, sawdust, dirt, and other debris just before placing concrete.

9. Retighten forms and bracing before placing concrete, as required, to prevent mortar leaks and maintain proper alignment.

Keesler AFB, Biloxi, MS MAHG 11-1046

Repair Parking Lots Ph 1 Section 03110 Cast-in-Place Reinforced Concrete

10. Coat contact surfaces of forms with form-release agent, according to manufacturer's written instructions, before placing reinforcement.

B. Embedded Items

1. Place and secure anchorage devices and other embedded items required for adjoining work that is attached to or supported by cast-in-place concrete. Use setting drawings, templates, diagrams, instructions, and directions furnished with items to be embedded.

C. Removing And Reusing Forms

1. General: Formwork for sides of beams, walls, columns, and similar parts of the Work that does not support weight of concrete may be removed after cumulatively curing at not less than 50 deg F (10 deg C) for 24 hours after placing concrete, if concrete is hard enough to not be damaged by form-removal operations and curing and protection operations are maintained.

1. Comply with ACI 318 (ACI 318M) and ACI 301 for design, installation, and removal of shoring and

D. Steel Reinforcement

1. General: Comply with CRSI's "Placing Reinforcing Bars" for placing reinforcement.

2. Clean reinforcement of loose rust and mill scale, earth, ice, and other foreign materials that would reduce bond to concrete.

3. Accurately position, support, and secure reinforcement against displacement. Locate and support reinforcement with bar supports to maintain minimum concrete cover. Do not tack weld crossing reinforcing bars.

E. Concrete Placement

1. Before placing concrete, verify that installation of formwork, reinforcement, and embedded items is complete and that required inspections have been performed.

2. Deposit concrete continuously in one layer or in horizontal layers of such thickness that no new concrete will be placed on concrete that has hardened enough to cause seams or planes of weakness. If a section cannot be placed continuously, provide construction joints as indicated.

Deposit concrete to avoid segregation.

a. Consolidate placed concrete with mechanical vibrating equipment according to ACI 301.

3. Cold-Weather Placement: Comply with ACI 306.1.

4. Hot-Weather Placement: Comply with ACI 301.

F. Finishing Formed Surfaces

1. Smooth-Formed Finish: As-cast concrete texture imparted by form-facing material, arranged in an orderly and symmetrical manner with a minimum of seams. Repair and patch tie holes and defects. Remove fins and other projections that exceed specified limits on formed-surface irregularities.

a. Apply to concrete surfaces exposed to public view, to receive a rubbed finish, or to be covered with a coating or covering material applied directly to concrete.

2. Rubbed Finish: Apply the following to smooth-formed finished as-cast concrete where indicated:

a. Smooth-Rubbed Finish: Not later than one day after form removal, moisten concrete surfaces and rub with carborundum brick or another abrasive until producing a uniform color and texture. Do not apply cement grout other than that created by the rubbing process.

G. Miscellaneous Concrete Items

Keesler AFB, Biloxi, MS MAHG 11-1046

Repair Parking Lots Ph 1 Section 03110 Cast-in-Place Reinforced Concrete

1. Equipment Bases and Foundations: Provide machine and equipment bases and foundations as shown on Drawings. Set anchor bolts for machines and equipment at correct elevations, complying with diagrams or templates from manufacturer furnishing machines and equipment.

H. Concrete Protecting And Curing

1. General: Protect freshly placed concrete from premature drying and excessive cold or hot temperatures. Comply with ACI 306.1 for cold-weather protection and ACI 301 for hot-weather protection during curing.

2. Cure concrete according to ACI 308.1, by one or a combination of the following methods:

b. Moisture-Retaining-Cover Curing: Cover concrete surfaces with moisture-retaining cover for curing concrete, placed in widest practicable width, with sides and ends lapped at least 12 inches (300 mm), and sealed by waterproof tape or adhesive. Cure for not less than seven days. Immediately repair any holes or tears during curing period using cover material and waterproof tape.

I. Concrete Surface Repairs

1. Defective Concrete: Repair and patch defective areas when approved. Remove and replace concrete that cannot be repaired and patched to approval.

2. Patching Mortar: Mix dry-pack patching mortar, consisting of one part portland cement to two and one-half parts fine aggregate passing a No. 16 (1.18-mm) sieve, using only enough water for handling and placing.

3. Repairing Formed Surfaces: Surface defects include color and texture irregularities, cracks, spalls, air bubbles, honeycombs, rock pockets, fins and other projections on the surface, and stains and other discolorations that cannot be removed by cleaning.

4. Repairing Unformed Surfaces: Test unformed surfaces, such as floors and slabs, for finish and verify surface tolerances specified for each surface. Correct low and high areas. Test surfaces sloped to drain for trueness of slope and smoothness; use a sloped template.

5. Perform structural repairs of concrete, subject to approval, using epoxy adhesive and patching mortar.

6. Repair materials and installation not specified above may be used, subject to approval.

J. Field Quality Control

1. Testing and Inspecting: Engage a qualified independent testing and inspecting agency to perform field tests and inspections and prepare test reports.

a. Testing Services: Tests shall be performed according to ACI 301.

End of Section 03110

MAHG 11-1046 Dec2017 2001 Asphalt Pavement Sealcoating for Parking Areas

SealMaster Asphalt Pavement Sealcoating Specification for Parking Lots

ASPHALT PAVEMENT SEALCOATING FOR PARKING AREAS

PART 1 GENERAL

1.1 SECTION INCLUDES

A. Asphalt Pavement Sealcoating with Liquid Road by Sealmaster (or Equal)

1.2 REFERENCE STANDARDS

A. American Society for Testing Materials (ASTM)

1. D 2939-03 Standard Test Methods for Emulsified Bitumens Used as Protective Coatings

2. The following ASTM test methods: D140, D466, D529, D244, C88, C131, C117, C127, C123, D1310, D2170, D95, D402, D2171, D5, D113, D2042, D711, D969, D1475, D3960, D2486, E70, D562, D3583, D3236, D5249, D6690, B117, D977

B. South Coast Air Quality Management District

1. SCAQMD Method 304 – Determination of Volatile Organic Compounds (VOC) In Various Materials.

1.4 PROJECT/SITE CONDITIONS

A. Ambient Conditions

1. Both surface and ambient temperature must be a minimum of 50°F and rising before applying cold applied crack fillers, oil spot primers, pavement sealers or traffic paints (materials). Ambient and surface temperature shall not drop below 50°F for a 24 hour period following application of materials.

2. Apply materials during dry conditions when rain is not imminent or forecast for at least 24 hours after application.

B. Pavement/Surface Conditions (Where applicable)

1. Newly placed (paved) asphalt pavement surfaces should be allowed to cure a minimum of four (4) weeks under ideal weather conditions (70°F) before applying coatings.

2. New pavement surfaces shall be free of residual oils or chemicals associated with the placement of new asphalt pavement.

3. Aged pavement surfaces shall be cleaned and prepared as recommended in this specification under PART 3 Sections 3.1 thru 3.7 of this specification.

PART 2 PRODUCTS

2.2 MATERIALS

SealMaster Asphalt Pavement Sealcoating

A. SealMaster Petro Seal Oil Spot Primer (Concentrate), or equal.

1. Acrylic co-polymer latex emulsion

2. Seals oil spots prior sealcoating

3. Helps prevent oil spots from “bleeding through” freshly applied sealer

4. Mix on-site with water prior to application

5. Apply by brush or spray to properly cleaned oil spot

6. Non-volatiles (%): 27% Min.

7. Specific Gravity: 1.04

8. Color: Dries translucent to clear

B. SealMaster Prep Seal Oil Spot Primer (Ready-To-Use), or equal.

1. Acrylic Co-Polymer latex emulsion

2. Seals oil spots prior to sealcoating

3. Helps prevent oil spots from “bleeding through” freshly applied sealer

4. Ready-To-Use do not dilute

5. Apply by brush or spray to properly cleaned oil spot

6. Non-volatiles (%): 14% Min.

7. Specific Gravity: 1.04

8. Color: Dries translucent to clear

C. SealMaster CrackMaster Parking Lot Grade (Hot Pour Rubberized Crack Sealant), or equal

1. Premium Rubberized Asphalt hot pour crack sealant

2. Designed for filling and sealing cracks up to 1” wide in asphalt or concrete pavement

3. Provides a protective barrier against moisture intrusion into cracks

4. Designed to be melted in oil-jacketed kettles or direct-fire kettles with agitation

5. Recommended pour temperature: 370-390°F

6. Penetration (150 gr/5 sec.): 35 Max.

7. Resiliency: 60%

8. Flow at 140°F: 0 mm

9. Softening Point: 200°F Min

10. Viscosity @ 375°F: 25 ± 10 poise

11. Specific gravity: 1.15 Min.

D. SealMaster Trowel Grade Crack Filler, or equal.

1. Polymer modified asphalt emulsion fortified with mineral filler and specifically graded aggregate.

2. Designed to fill cracks up to 1” wide in asphalt pavement

3. Repairs damaged asphalt and provides a protective barrier against moisture intrusion into cracks

4. Do not dilute. Apply by trowel, squeegee or straightedge

5. Non-volatiles by weight (%): 75%

6. Specific gravity: 1.25 min.

7. Adhesion and resistance to water: No penetration or loss of adhesion

8. Resistance to heat: No blistering or sagging

9. Flexibility: No cracking or flaking

10. Resistance to Impact: No chipping, flaking or cracking

SealMaster Asphalt Pavement Sealcoating Specification for Parking Lots

E. SealMaster GatorPave Patching Material, or equal.

1. Polymer modified mineral filled asphalt emulsion fortified with fibers, rubber particles and specifically graded aggregate

2. Designed to fill and repair “alligatored” and cracked areas in asphalt pavement

3. Designed to fill cracks up to 1”wide while providing a barrier against moisture intrusion into cracks

4. Do not dilute. Apply by trowel, squeegee or straightedge

5. Non-volatiles (%): 70% min.

6. Specific Gravity: 1.30 min

7. Adhesion & Resistance to Water: No penetration or loss of adhesion

8. Resistance to heat: No blistering or sagging

9. Flexibility: No cracking or flaking

10. Resistance to impact: No chipping, flaking or cracking

F. Asphalt Hot Mix for Pothole Patch or equal.

1. Hot Applied Asphalt Hot Mix for pothole patch featuring normal mix of asphaltic resins, oils, and aggregate

2. Placed material into pothole and /or area to be repaired using standard best methods and compacted to 96% +.

3. Gradation Aggregate :

a. Sieve Size of aggregate: % Passing

- 3/8” ……………………………………. 100%

- 4 mesh screen………………………… 20-85%

- 8 mesh screen………………………… 2-40%

- 16 mesh screen………………………. 0-10%

- 50 mesh screen………………………. 0-6%

b. Characteristics of Aggregate:

- Soundness Loss……………………… 12 % Max

- Los Angeles Abrasion……………….. 40% Max

- #200 Sieve (by wash)………………... 2% Max

- Absorption……………………………... 1-2% Max

- Soft Aggregate………………………… 3% Max

4. Bituminous Material:

a. Flash Point…………………………………. 94°C (200°F)

b. Kinematic Viscosity @ 60°C (140°F)…… 300-400

c. Water……………………………………….. 0.2% Max

d. Distillate Tests:

1. To 225°C (437°F)……………………… 0

2. To 260°C (500°F)……………………… 0-5%

3. To 315°C (600°F)……………………… 0-25%

4. Residue @ 300°C (600°F)……………. 72-95%

e. Residue Tests:

1. Viscosity @ 60°C (140°F)…………….. 125-425 Poises

2. Penetration……………………………… 200 Min.

3. Ductility @ 4°C (39°) 1 cm/min. ……... 100 Min.

4. Solubility in Trichloroethylene………… 99%

G. SealMaster Liquid Road, or equal. (Two coat for Base bid)

SealMaster Asphalt Pavement Sealcoating Specification for Parking Lots

H. SealMaster TTP-1952B Traffic Paint (White and Yellow)

1. 100 % Acrylic Water-based Traffic Paint

2. Meets Federal Specification TT-P- 1952B

3. Apply with standard cold-applied traffic marking spray equipment

4. Do not dilute.

5. Volatile Organic Content (VOC): <50g/l

6. Viscosity (KU): 70-110 KU

7. Solids by Weight (%): 60% Min.

8. Scrub Resistance: 1,000 cycles Min.

9. Dry Opacity: .965

10. Directional Reflectance (%): White 86%; Yellow 50%

11. Drying Time for no Pick-up, minutes: <30 minutes

PART 3 EXECUTION

3.1 SURFACE PREPARATION

A. Surface must be clean and free from all loose material and dirt. Remove grass along edge of pavement to find true edge of pavement. Power blowers, mechanical sweeping devices and push brooms are acceptable cleaning methods.

3.2 CRACK REPAIR

A. Hot Applied Crack Sealant/Filling Materials and Methods

1. Cracks must be free from dust, dirt, vegetation and moisture. Clean cracks with mechanical wire brush followed by a compressed air heat lance to remove loose debris and moisture.

2. For all cracks up to 1” wide apply either SealMaster CrackMaster Parking Lot Grade crack sealant or SealMaster Crackmaster Supreme crack sealant.

3. SealMaster CrackMaster Parking Lot Grade crack sealant shall be melted in a conventional oil-jacketed unit equipped with an agitator.

4. Apply heated CrackMaster Parking Lot Grade crack sealant using a pump and wand system, a crack banding unit or a pour pot.

5. Contractor or other Entity Responsible for performing work shall refer to Manufacturer’s Product Data Sheet for more detailed application instructions for CrackMaster Parking Lot Grade Crack Sealant.

3.4 ALLIGATORED PAVEMENT REPAIR

A. Repair Alligator Cracks with SealMaster GatorPave

1. Remove all dirt, dust and vegetation on alligatored area.

2. Apply GatorPave with trowel, squeegee or straightedge.

3. Allow to dry before sealcoating.

4. Contractor or other Entity Responsible for performing work shall refer to

GatorPave.

3.5 POTHOLE REPAIR

SealMaster Asphalt Pavement Sealcoating Specification for Parking Lots

A. Fill Potholes and repair areas with Hot Mix Asphalt

1. Remove loose material, debris and standing water from pothole prior to application.

2. Apply Hot Mix Asphalt into pothole and or repair area

3. Compact Hot Mix Asphalt with a, vibratory-plate compactor or asphalt roller.

Finished patchwork shall be flush and level with adjoining pavement.

3.6 OIL SPOT PRIMING

A. Prime Oil Spots with SealMaster Prep Seal or SealMaster Petro Seal

1. Wipe or scrape excessive build-up of oil, grease, and gasoline spots. A torch may be used to burn away any residual.

2. Apply oil spot primer with brush, roller or sprayer.

3. Allow to dry before sealcoating.

4. Contractor or other Entity Responsible for performing work shall refer to

SealMaster Prep Seal or SealMaster Petro Seal.

3.8 LIQUID ROAD Bituminous Surface Treatment

A. Applying Liquid Road Polymer-Modified SealMaster (Two coat application for Base Bid)

1. Remove all loose material and dirt from pavement surface. Remove grass along edge of pavement to find true edge of pavement. Power blowers, mechanical sweeping devices and push brooms are acceptable cleaning methods.

2. Equipment used to apply Liquid Road shall have continuous agitation or mixing capabilities to maintain homogeneous consistency of pavement sealer mixture throughout the application process. Spray equipment shall be capable of mixing and spraying pavement sealer with sand added. Self-propelled squeegee equipment with mixing capability shall have at least 2 squeegee or brush devices (one behind the other) to assure adequate distribution and penetration of sealer into pavement surface. Hand squeegees and brushes shall be acceptable in areas where practicality prohibits the use of mechanized equipment.

3. Liquid Road shall be mixed in accordance with the following mix design (based on 100 gallons of Liquid Road for ease of calculation):

- Liquid Road)………………….100 gallons

- Sand (20 to 30 mesh AFS fineness gradation)………. 400 lbs.

Note: If required, a small amount of water may be added to facilitate application of mixed material.

4. Apply Liquid Road and Sand (and water if needed) at a rate of .17 to .20 gallon per square yard per coat to entire pavement area.

5. Allow final coat of pavement sealer to dry minimum of 24 hours prior to applying Traffic Paint.

SealMaster Asphalt Pavement Sealcoating

END OF SECTION

MAHG 15 1026 Feb2015 9000 Traffic Marking on Seal Coating

SealMaster Asphalt Pavement Sealcoating

9000 Traffic Markings

1.0 MATERIALS

A. SealMaster Fast-Dry Traffic Paint (White and Yellow), or equal.

B. SealMaster TTP-1952B Traffic Paint (White and Yellow), or equal.

C. SealMaster Handicap Blue Traffic Paint, or equal.

D. SealMaster Firelane Red Traffic Paint or equal.

1.2 REFERENCE STANDARDS

C. Federal Specifications for Waterborne Traffic and Airfield Marking Paints

1. TT-P-1952E Types I, II, and III

2. TT-P-1952D

3. TT-P-1952

2.0 EXECUTION

3.0 TRAFFIC MARKINGS/LINE STRIPING

A. Applying SealMaster Traffic Paint

1. Remove all loose material and dirt from existing pavement. Freshly applied pavement sealer shall be allowed to cure for a minimum of 24 hours prior to applying Traffic paint.

2. Apply SealMaster Traffic Paint with pressurized line striping spray equipment at wet thickness of 15 to 20 mils.

3. Apply SealMaster Handicap Blue to all handicap parking spots.

4. Apply SealMaster Firelane Red Traffic Paint to areas designated as Fire Zones (by specifier).

5. Allow paint to dry thoroughly prior to opening to traffic.

END OF SECTION

MAHG 15 1026 Feb2015 9000 Traffic Marking on Seal Coating

SealMaster Asphalt Pavement Sealcoating