Attachment_1_-_SOW_and_Drawings__Baird_Warehouse_Paving.pdf

Page J - 1

PART III, SECTION J

LIST OF DOCUMENTS, EXHIBITS, AND OTHER ATTACHMENTS

INDEX

TECHNICAL PROVISIONS/SPECIFICATIONS

DIVISION 1 - GENERAL REQUIREMENTS

SECTION 01100 SUMMARY OF THE WORK

SECTION 01310 PROJECT COORDINATION

SECTION 01330 SUBMITTALS

SECTION 01420 DEFINITIONS AND STANDARDS

SECTION 01770 PROJECT CLOSEOUT

DIVISION 2 - SITE WORK

SECTION 02200 SITEWORK

SECTION 02224 AGGREGATE BASE COURSE

SECTION 02600 FRENCH DRAIN SYSTEM

SECTION 02950 SEEDING

DIVISION 3-16 NOT USED

DIVISION 3 - CONCRETE

SECTION 03210 WELDED WIRE AND REINFORCING STEEL

SECTION 03300 CONCRETE

DIVISION 4-16 NOT USED

ATTACHMENTS

PRE-CONSTRUCTION SAFETY CHECKLIST

DRAWINGS

Drawing Number Description Sheet

3F-MI-547-507 Baird Warehouse Paving / 1 of 1 Plan and Paving Details

DIVISION 1 SECTION 01100

GENERAL REQUIREMENTS SUMMARY OF THE WORK

01100-1

A. General

1. Project Title: Baird Warehouse Area Paving.

2. All applicable Sections of the Federal Acquisition Regulations (FAR) and Division 1 apply to each Section of this Technical Specification (Division 2 through 16).

3. Payment for work done under this contract shall be made in accordance with the lump sum and unit price bid therefore in the Bidding Schedule, and in accordance with subsequent addenda, Change Orders, and/or Extra Work Orders.

B. Work and Payment Under This Contract

1. The work in this contract is listed below. Measurement and payment shall include but not be limited to furnishing materials, labor, and equipment for work defined below.

Baird Warehouse Area Paving - The work includes but is not limited to including mobilization and demobilization, excavating 10 inches of existing soil and gravel material, removing it from the site, shaping and grading area to drain, laying and compacting of 6-inch gravel base, drilling and setting steel dowels, laying 4 inch thick reinforced wire mesh concrete pavement with aprons, miscellaneous site grading and placing of topsoil and seeding disturbed areas not receiving concrete paving and installation of a 185 foot long 4-inch diameter drain tile and trench as shown. Work also includes surveying and setting grade stakes to ensure positive drainage is provided from buildings and all paved areas.

Measurement for payment for Base Bid Item shown shall be lump sum.

Base Bid Item

1. Baird Warehouse Area Paving - estimate 8900 Sq.Ft.

01100-2

C. Location And Inspection Of Site

1. The site of the work is located at the Jordan River National Fish Hatchery, Baird Warehouse Site, 703 Myrton Riggs Drive, Cheboygan Michigan, 49721. The mailing address is shown on the Solicitation, Offer, and Award (Standard Form 1442) as attached to this solicitation.

The Hatchery Manager may be contacted for further information at the above referenced address or by telephone at (231)584-2461.

2. All prospective bidders, contractors, subcontractors, and related persons are encouraged to visit the site of the proposed work and to assess the location and extent of the work prior to submitting bids.

CI. Specifications and Drawings for Construction

1. The successful bidder will be provided, upon request, 1 set of full size prints of the contract drawings as necessary for execution of this contract. These drawings will be provided at no additional cost to the successful bidder/quoter.

2. Exact location of all affected utilities will be the responsibility of the contractor. Drawings may not completely show all utilities. Site verification is required in addition to contacting any local authorities and utility companies to determine exact locations of utilities.

3. In case of difference between drawings and specifications, the specifications shall govern.

CII. Work Not Included In This Contract

1. All items indicated "NIC" on drawings or specifications are items not included in this contract.

01100-3

2. Work in place is generally shown as "Existing" on the Contract Drawings.

3. Work to be performed under other contracts and not included as part of this contract is generally shown as "By Others" on the Contract Drawings.

F. Items Provided By The Government

1. Work to be accomplished by the Government or manufactured items to be provided by the Government are generally shown as "By Government" on the Contract Drawings.

G. Engineering Services

1. None.

H. Temporary Facilities

1. Maintain and restore all government roads, service areas, and utilities used to pre-construction condition.

I. Site Access and Right of Way

1. The construction access limits on Government property will be established by the Government and the Contractor shall be responsible for complying with these limits and governing all work accordingly. All temporary access roads shall be removed following work completion unless directed otherwise by the Contracting Officer.

2. All bidders are reminded that they are responsible for contacting the local entity such as township, county, or state having jurisdiction in the project vicinity to insure bidders/quoters are aware of any requirements of the local entity. These requirements are between the entity and the bidder. Load limits and other restrictions shall be obeyed. If the Contractor proposes to cross private property, permission must be obtained from the owner to use private property or roads in the conduct of the work.

01100-4

3. Work scheduled on Saturdays, Sundays, Federal Holidays or other than normal working hours will be approved in advance by the Government.

J. Safety - In addition to FAR 52.236-13 Accident Prevention

1. Contractor shall fill out and submit the “Preconstruction Safety Checklist” to the Contraction Officer (CO) prior to beginning construction.

2. The contractor shall designate a safety officer to ensure a safe work site. The safety officer shall perform daily work site inspections to assure compliance with all safety regulations and standards.

3. The Contractor’s Safety Plan shall be available on-site. The Contractor shall provide Material Safety Data Sheets (MSDS) for all hazardous materials brought on-site. MSDS shall be made available in a conspicuous location.

4. All equipment and work activities shall comply with OSHA Regulations and all accidents incidental to work performed under this contract shall be reported in accordance with OSHA reporting requirements. Additionally a copy of the accident report shall be provided to the Contracting Officer.

5. The Contractor shall provide and install barricades, signs, or other warning devices to delineate the construction area and restrict public access to the construction site. Follow the Manual of Uniform Traffic Control Devices (MUTCD).

6. Provide at least one non-freezing-type fire extinguisher in each workshop and shed used for storage of materials on the premises. Place in location readily accessible to workers.

7. Provide at least on non-freezing type fire extinguisher of the appropriate class for each group of workers performing flammable operations.

01100-5

8. Provide and maintain a basic first aid kit for use of workers.

(a) Provide first aid supply commensurate with size of project and provide items necessary for first aid treatment of all injuries. The first aid supply shall include items identified on the Material Safety Data Sheets (MSDS) and be placed in applicable locations.

(b) Advise all workers of the location of first aid supplies.

(c) Post telephone numbers of nearest hospital or ambulance service and fire station in conspicuous location. Advise all workers of location of telephone numbers.

9. Provide necessary Personnel Protective Equipment (PPE) as identified by MSDS and OSHA regulations. Provide documentation that workers have been trained in use of PPE prior to individual use.

(END OF SECTION 01100)

DIVISION 1 SECTION 01310

GENERAL REQUIREMENTS PROJECT COORDINATION

01310-1

A. Jobsite Administration - Superintendence, Subcontract administration and Quality Control, is the responsibility of the Contractor.

1. Final decisions relative to items in conflict shall be made by the Contracting Officer.

2. The Government shall have the authority to temporarily suspend the work for such time as necessary because of the failure on the part of the Contractor to perform any of the provisions of the contract, and no extension of contract performance time will be allowed for such suspensions. Resumption of work will not be permitted until the Government determines that the deficiencies in performance, which caused the temporary suspension, have been corrected.

3. The Contractor shall notify the Engineer at least ten

(10) days prior to the anticipated date of completion of all work specified herein. Upon completion of the work, the Engineer shall proceed with the final inspection which shall be completed as promptly as practicable. The time required for such inspection and for performing any corrective work shall be included in the contract performance time.

B. Modification/Change Order Procedures

1. In the event of the need for a change order, the Contractor will receive a letter requesting a price quote for proposed changes to the contract.

2. For evaluation purposes, the Contractor's quote shall be broken down to show the costs of labor and materials for each proposed category of work included with the change, along with the total cost for Contractor's overhead, profit, and bond for the proposed changes.

3. All contract time extensions required as a result of a proposed change must be justified and supported in detail at the time of the proposal.

DIVISION 1 SECTION 01310

GENERAL REQUIREMENTS PROJECT COORDINATION

01310-2

C. Preconstruction Conference

1. Soon after award of the Contract and prior to commencing construction, the Contractor and any subcontractors shall attend a preconstruction conference with representatives of the Government. Timely notification of the meeting will be given to the Contractor. Time, date, and place of the conference will be determined by the Contracting Officer. Requirements pertaining to contract administration, construction operations and the project schedule will be discussed. The project schedule shall be in accordance with Section 01330.

2. The Preconstruction Safety Checklist must be submitted for review and completion during the Preconstruction Conference.

D. Progress Meetings

1. Periodic general project meetings will be conducted with a representative of the Contractor at the project site or by telephone by the Government's representative for the purpose of coordinating, expediting, and assessing the work progress.

2. The Contractor shall provide reports of progress on the project, discuss the work schedule for the coming period and present all conflicts, discrepancies or other difficulties for resolution. A record of discussions and decisions will be prepared by the Government and distributed to those attending and others affected.

(END OF SECTION 01310)

DIVISION 1 SECTION 01330

GENERAL REQUIREMENTS SUBMITTALS

01310-1

A. General: Refer to submittal register or technical specifications for all submittals required. When specifically requested by the Government representative, the Contractor shall provide copies of manufacturer's literature containing detailed specifications and performance data or shop drawings fully describing the items and written installation instructions and/or recommendations for review and approval prior to accomplishing equipment installation.

B. Submittal Register:

1. A submittal register, listing all items requiring submittals under this solicitation, is provided as an attachment to this document. The Contractor shall provide all required submittals to the Engineer within 21 days of award except for items noted otherwise on the submittal register.

2. Furnish four copies of all required submittals. Three copies will be retained by the Government. One copy will be returned to the Contractor.

3. The approval of submittals shall not relieve the contractor to comply with the terms and conditions of the contract drawings and specifications. The contractor shall be responsible to determine correct dimension, design, connection, detail and satisfactory construction of all work.

C. Project Schedule: Contractor shall provide as required by Federal Acquisition Regulation (FAR) clauses. *

D. Price Breakdown - Lump Sum Items: Contractor shall provide as required by FAR clauses. *

E. Subcontractor's List

Submit a list of subcontractors who will be working on the project.

DIVISION 1 SECTION 01330

GENERAL REQUIREMENTS SUBMITTALS

01330-2

F. Submittal of Progress Payment Certificate: Contractor shall provide as required by FAR clauses. *

G. Guarantees, Warranties And Certificates -Refer to Section 01770.

H. Operating And Maintenance Instruction - Refer to Section 01770

I. Delivery Tickets

1. The Contractor shall submit to the Government's on site representative, one legible copy of each delivery ticket for all material delivered to the construction site.

2. The delivery ticket shall show brand name, catalog number, and number of items received.

J. Waste Manifests

4. The Contractor shall submit copies of all waste manifests.

5. Manifests shall state type of waste (i.e., construction debris, hazardous asbestos, etc.), location of disposal, landfill designation, EPA registration of landfill, and EPA registration for transportation of any hazardous wastes.

* The applicable FAR clauses will be provided in full text to the resultant contractor at the pre-construction conference.

(END OF SECTION 01330)

DIVISION 1 SECTION 01420

GENERAL REQUIREMENTS DEFINITIONS AND STANDARDS

01420-1

A. Regulatory Requirements

1. All work shall be accomplished in strict accordance with the regulations, codes, and laws in effect at the time the work is performed for the location where it is to be performed.

B. Means and Methods

1. Means and methods used in the performance of this contract must be in accordance with all applicable Federal Acquisition Regulations in addition to OSHA regulations, 29 Code of Federal Regulations, acceptable industry practices as recognized by societies, associations, building codes, manufacturers’ specifications and any applicable state safety and health requirements.

C. Permits

1. All permits required to support construction activities such as road permits for oversize, overweight vehicles and equipment, bridge permits, and utility hookup permits, shall be obtained and paid for by the Contractor.

(END OF SECTION 01420)

DIVISION 2 SECTION 02200

SITE WORK EARTHWORK

02200-1

A. General

1. The requirements of this section shall govern the earthwork necessary for sub-grade preparation including all excavation, scarifying of topsoil, grading and compaction of base, and removal of all excavated material.

2. The Contractor shall take reasonable precautions to protect natural plant growth outside of the construction limits against damage from construction operations. The Contractor shall box, pad or fence existing utility areas or equipment around buildings which are subject to damage from construction operations.

3. The Contractor shall determine the exact locations of all affected utilities and structures prior to commencing construction and shall govern construction operations in a manner that will prevent damage to them.

4. Submittals: The Contractor shall submit compaction tests for all subgrades. The tests shall be made by an independent testing laboratory and all tests shall be paid for by the Contractor.

a. In-place field density tests of the sub-grade shall be tested for compliance with these specifications in accordance with ASTM Standards. Tests which do not meet the density standards shall be repeated after the material has been re-compacted.

Compaction shall not be less than 95% Standard Proctor for subgrades.

b. All density tests shall be in accordance with ASTM Standards for standard proctor maximum dry density specified and within -1 to +3 percent of the soils optimum moisture content.

c. Density Tests Quantities:

SITEWORK EARTHWORK

1. Subgrade Density Tests - A minimum of 10 tests shall be taken and the locations of those tests shall be at the discretion of the Government Inspector.

C. Execution

1. Existing topsoil to the extent it is encountered shall be stockpiled at the site to be used for later re-spread.

Vegetation to the extent it is encountered shall be scarified and removed from the site. Grading of the sub-grade shall be smoothed and trimmed and shall be free of depressions or lumps, to a tolerance of 0.1 foot. Grades and drainage shall be sloped as specified on the contract drawings.

2. Existing gravel base and soil materials shall be removed to a depth necessary to allow placement of the aggregate base and concrete to the depths required as shown on the contract drawings and as described herein. Gravel and soil materials removed shall be stockpilied for later reuse if they meet base course or topsoil requirements.

3. All waste materials encountered or excavated from designated areas shall be removed from the site at the Contractor's expense and disposed of according to local and state code requirements.

4. Following excavation of existing soil and/or base material, the sub-grade shall be tested for density.

Areas not meeting the required density requirements shall be re-compacted. Compaction shall not be less than 100% Standard Proctor for subgrades under concrete pavement areas.

1. Grading of the sub-grade shall be smoothed and trimmed and shall be free of depressions or lumps, to a tolerance of 0.1 foot. Sub-grade shall be sloped to drain as specified on the contract drawings. The sub-grade shall be

SITEWORK EARTHWORK

maintained in a smooth condition until the aggregate has been placed.

(END OF SECTION 02200)

DIVISION 2 SECTION 02224

SITEWORK AGGREGATE BASE COURSE

02224-1

A. General

1. Work under this section includes the furnishing, spreading and compaction of the 6-inch aggregate base course under all areas receiving concrete.

2. The Contractor shall provide all labor, tools, materials and equipment necessary to install the base course as shown on the contract drawings and as specified herein.

3. All work performed under this section shall be accompanied by personnel experienced in this type of work and with equipment suitable for the work being done.

0Unless otherwise specified herein, work under this section shall meet the requirements of Division 3, Section 302, Aggregate Base Course, conforming to the State of Michigan DOT Standard Specifications for Construction, 2020 edition.

4. All work specified herein shall be accomplished only when, in the opinion of the Engineer, weather and site conditions are suitable for this type of work.

5. Submittals:

a. Certification that the gravel material meets these specifications shall be submitted for approval prior to delivery of any materials to the job site.

Weight tickets shall be collected by the Government Inspector at the jobsite.

b. The Contractor shall submit compaction tests made by an independent testing laboratory. All tests shall be paid for by the Contractor.

1. A minimum of 10 aggregate density tests shall be taken. Testing locations shall be at the discretion of the Government Inspector.

2. Subgrade density tests shall be in accordance with Section 02200, paragraph A.4.

02224-2

B. Materials

The aggregate base course under all concrete will be Dense Graded Aggregate 21AA, 21A, or 22A conforming to Michigan DOT Standard Specifications, Sections 302 and 902.

The aggregate base course under the French drain pvc will be Class 34R or 34G Aggregate.

C. Equipment

1. The equipment used in the work shall be of sufficient size and in such mechanical condition as to meet the requirements specified herein and shall be capable of providing a satisfactory quality of work. All equipment shall be ready for immediate use when required or directed by the Engineer. The Engineer may order the immediate removal and replacement of any unsatisfactory piece of equipment which will not, in his opinion, produce finished work of acceptable quality.

2. Any equipment which drips fuel, grease, oil or any other substance which, in the opinion of the Engineer, is detrimental to the quality of the finished product shall not be permitted on the jobsite until such drips are adequately repaired.

D. Execution

1. Subbase construction: Refer to Section 02200, Paragraph A.4.

2. Aggregate Base under concrete paving shall be constructed in a total compacted thickness of six (6) inches. If compaction is performed in a full 6-inch lift, vibratory rolling equipment shall be used. Compaction shall be no less 95% of the maximum unit weight at a moisture content no greater than optimum for aggregate base under concrete pavement.

02224-3

5. Aggregate surfaces shall be smooth and uniform and free from abrupt changes in grade. They shall be sloped to provide drainage and shall contain no depressions which would pocket water. Shape the finished surface and the layer thickness to within ½ inch of grade to allow the drainage slope shown on the drawings.

(END OF SECTION 02224)

DIVISION 2 SECTION 02600

SITEWORK FRENCH DRAIN SYSTEM

02600-1

A. General

1. Work in this section includes furnishing and installing the Perforated PVC pipe, fittings, and geosynthetic pipe wrap blanket to enclose the PVC pipe.

2. Pipe Quantity: Diameters and approximate lengths of pipe estimated for this project are shown below:

Type Diameter Length

PVC 4 inch 132 feet

3. Related Section Specified Elsewhere:

a. Section 02200, Earthwork.

4. Quality Assurance:

a. Code Compliance: Comply with state and local codes for installation of plastic pipe.

b. AWWA Standards: Comply with the appropriate AWWA Standards.

5. Delivery, Storage and Handling:

a. Piping: Deliver with factory-applied end-caps.

Maintain end-caps through shipping, storage, and handling to prevent pipe-end damage and to prevent entrance of dirt, debris, and moisture.

1. Store plastic piping protected from direct sunlight. Support to prevent sagging and bending.

6. Submittals: The Contractor shall submit shop drawings and pertinent descriptive data describing PVC piping, geosynthetic blanket to wrap pipe, and pipe adhesives proposed for installation. Include:

02600-2

a. Manufacturers specification and data sheets for pvc fittings and adhesives.

b. Manufactures specifications and data sheets for geosynthetic blanket.

B. Materials:

2. PVC Pipe: Provide AWWA C-900, 4-inch diameter PVC pipe with bell end and elastomeric gasket conforming to ASTM F-477.

3. Geotextile Blanket: Conform to Michigan DOT Standard Specifications for Construction, Section 910, Geosythetics, Paragraph 910.03 A, Geotextile Blanket as shown in Table 910-1.

C. Execution

1. Excavate, backfill and hand tamp pipe trenches prior to laying perforated PVC pipe. Wrap geo-synthetic blanket around perforated pipe. Set pipe grade to 0.1250 inches per foot to drain as shown on the Drawings. Provide required aggregate shown on Drawings and specified in Section 02224 to enclose and cover pipe. Provide light machine compaction of aggregate to grade specified being careful not to damage the PVC pipe.

2. Installation of Pipe and Pipe Fittings:

a. Installation procedures shall ensure compliance with the pipe manufacturer's installation specifications and recommendation guides so that joint deflections and stresses do not exceed allowable limits.

b. Pipe interiors shall be clean and free of all foreign matter before jointing.

c. When work is not in progress, securely close open ends of pipe and / or fittings.

02600-3

d. PVC (Polyvinyl Chloride) Pipe: Install with elastomeric-gasket couplings in accordance with AWWA C900. One gasket shall be furnished with each length of elastomeric gasket bell end pipe and two gaskets shall be furnished with each coupling connection.

(END OF SECTION 02600)

DIVISION 3 SECTION 02950

CONCRETE SITE RESTORATION

02950-1

A. General

1. Work covered in this Section includes providing all materials, equipment and labor to seed and establish grass cover on all disturbed areas not receiving aggregate or concrete paving. Work will include final grading, topsoil preparation and placement, seeding, mulching and other work as may be necessary.

2. All work in this Section shall conform to Michigan Department of Transportation Standard Specification for Construction (MIDOT), 2020 Edition, Section 917, Turf and Landscaping Materials.

3. Submittals: Seed Certification.

B. Materials

1. Seed shall be Perennial Ryegrass and meet the requirements of Section 917.12, Seed.

2. Mulch materials shall be meet the requirements of MIDOT Standard Specification 917.15, Mulch for Seed.

C. Execution

1. Areas requiring seeding shall be final graded as shown on the Drawings. Grading shall be performed in manner that will minimize erosion. After final grading, all disturbed areas shall be covered with topsoil, seeded and mulched.

Turf restoration and mulch placement shall be in accordance with MIDOT Standard Specifications 917.15, Mulch for Seed.

2. A minimum of 4 inches of topsoil depth shall be placed in all areas requiring seeding.

(END OF SECTION 02950)

DIVISION 3 SECTION 03210

CONCRETE WELDED WIRE AND REINFORCING STEEL

03210-1

A. General

1. All concrete reinforcing steel will be fabricated and placed in accordance with the "Manual of Standard Practice" by the Concrete Reinforcing Steel Institute (CRSI), latest edition. Reinforcing placement will be in accordance with Michigan Department Transportation Standard Specifications, Section 905, Steel Reinforcement and Section 914, Joint and Waterproofing Materials.

2. Submittals:

a. The Contractor shall furnish mill certificates and shop drawings for the reinforcing steel used. The mill certificate shall include all descriptive material information pertaining to the reinforcing steel. The shop drawings shall show all dimensions and connection details.

b. The Contractor shall submit product data for structural non-shrink grout used for steel dowel placement.

B. Materials

1. Reinforcing steel shall conform to the requirements of ASTM A-615, latest revision.

a. All bars No. 4 or larger shall be Grade 60 and epoxy powder coated. Dowel bar reinforcement used as load transfer in pavement expansion joints shall meet the requirements of Section 914, Joint and Waterproofing Materials.

b. Steel welded wire reinforcement shall meet requirements of ASTM A1064/A1064M and be fabricated and sized as specified on the drawings.

DIVISION 3 SECTION 03210

CONCRETE WELDED WIRE AND REINFORCING STEEL

03210-2

c. Non-Shrink Grout material used will be at the discretion of the Contractor but subject to approval by the Government.

C. Execution

1. Store steel reinforcement in protected area before use.

2. In locations where existing concrete abuts new concrete paving areas, drill holes of appropriate diameter to allow reinforcing bars to be securely set in non-shrink grout.

3. All reinforcing steel and welded wire shall be securely supported on chairs or other supports so they will not be displaced while placing 4 inch thick concrete paving.

4. Subject to the approval of the Engineer, reinforcement bar placement may be modified from spacing shown in the drawings to avoid embedded items and other obstructions in the existing concrete locations.

7. Prior to concrete paving, the Contractor will notify the designated Government Inspector when the reinforcing bars have been set so that reinforcing can be inspected.

(END OF SECTION 03210)

DIVISION 3 SECTION 03300

CONCRETE CAST-IN-PLACE CONCRETE

03300-1

A. General

1. The requirements of this section pertain to the installation of the concrete pavement in the areas shown on the drawings. Red flagging outlines major corner points where concrete is to be placed.

2. All concrete work not specifically covered by these specifications shall conform to Michigan Department of Transportation Standard Specification for Construction, 2020 Edition, Sections 601 Portland Cement Concrete for Pavements, and Section 901- Cement and Line.

3. Submittals: The proportions of all components of the concrete mix shall be by weight and shall be submitted for approval prior to placement of any concrete. The approved mix design and supplier shall not be changed throughout concrete placement unless a new mix design and supplier are approved.

4. Testing. The Contractor shall:

a. Perform appropriate laboratory tests including compression tests of cylinders, air content and slump tests to substantiate mix designs. Two (2) copies of certified testing laboratory reports shall be furnished the Government as soon as possible after the test has been completed. One copy of the cylinder test results shall be sent directly to the Engineer from the testing laboratory and one copy to the Government Inspector. The tests will clearly indicate the mix proportions used, test results, and certify compliance with these specifications.

b. The Contractor shall take the following minimum number of tests to assure compliance with contract requirements:

Test Material Frequency

Air Content

(ASTM C-2311)

Concrete One for each day's pour or as directed by the Engineer.

CONCRETE CAST-IN-PLACE CONCRETE

03300-2

Slump

(ASTM C-143)

Concrete One per truck for each day's pour, or as directed by the Engineer.

Strength*

(ASTM C-31,

make & cure;

ASTM C-39,

test cylinders)

Concrete One cylinder per truck and at least one (1) set of three (3) for each day's pour.

* Test one (1) cylinder at 7 days and two (2) cylinders at 28 days.

B. Materials

1. Concrete shall conform to MIDOT Section 601.02, Materials, and Section 901.03, Portland Cement

2. Portland Cement will be Type I, Type II, or Type III meeting the requirements of ASTM C 150. Concrete will attain a minimum 3,500 psi compressive strength.

3. Expansion Joint Filler shall conform to ASTM D1751 and AASHTO M153 or AASHTO M213.

C. Execution

1. Contractor shall follow Section 901, Construction for all placement operations.

2. The foundation base shall be regraded and compacted as specified in Specification Sections 02200 and 02224.

Grading of subbase, placement of aggregate and new concrete will be performed to allow no less than 1.5% positive drainage slope from all building locations.

3. The Contractor will provide adequate protection against rain, sleet and snow before and during placement and finishing of concrete.

CONCRETE REINFORCED CONCRETE

03310-3

4. All concrete surfaces shall have a light broom finish.

5. The Contractor will remove and replace at no additional cost, any concrete not formed as shown on plans, concrete out of alignment, surfaces beyond required tolerances, or defective surfaces which cannot be properly repaired or patched, including any concrete failing to meet the strength requirements.

(END OF SECTION 03310)