Specifications 21234.pdf

If Bid Security is by Check or Money Order, the original check or money order must be delivered to the issuing office before Bid Due Time. ALL other SIGMA bid submittals are also still to be made).

If Bid Security is by check or money order, such certified or cashier’s check or money order must be delivered in original copy before the Bid Due Time to:

If Bid Security is by check or money order, such certified or cashier’s check or money order must be delivered in original copy before the Bid Due Time to:

All other Bid information must be submitted via SIGMA as per standard bidding procedure

If Bid Security is by check or money order, such certified or cashier’s check or money order must be delivered in original copy before the Bid Due Time to the Issuing Office.

Claims by either the Owner or Contractor must be initiated by written notice to the other party and to the Initial Decision Maker (Professional/PSC). Claims by either party must be initiated within 21 days after the occurrence of the event giving rise to such Claim or within 21 days after the claimant first recognized the condition giving rise to the claim.

Provided such timely notice is delivered, a full and detailed breakdown of cost and time requested, with supporting documentation, if not provided with initial notice shall be delivered to Professional and Owner within 15 days of the notice, unless otherwise agreed in writing, by the Owner prior to expiration of such time

(as defined in Executive Directive 2019-09)

Executive Directive 2019-09;

As-Planned pay item pay item complete pay item

Mobilization, 4% Max

Partial Payment Schedule

Soil Erosion & Sedimentation Control

Sidewalk, Rem

Pavt, Rem

Dewatering

Dr Structure, Rem

Sewer, Rem

Excavation, Earth

Remove, Salvage, Reinstall Existing Electrical and Water Svc. Pedestals

Non Woven Geotextile Fabric

MDOT, 6AA

MDOT, Class III Fill

Subgrade Undercutting

Concrete Sidewalk, 4 inch

Concrete Sidewalk w/Thickened Edge, 8 inch

Concrete Steps and Landings

Hand Railing, Galvanized Steel

Aggregate Base, 22A

HMA, 4EL

HMA, 5EL

HMA Curb

Replace 30A Service with 50A Service

Electrical Conduit, 2 inch

Water Service, 2 inch

Cut/Enlarge Existing Pipe Penetration

Concrete Collar

Storm Sewer, 12 inch

Catch Basin, 24 inch

Catch Basin, 36 inch

Storm Manhole, 48 inch

Cover Type G

Cover Type C

Underdrain, 6 inch

Bollard, 4 inch, Removable

Pvmt Mrkg, Waterborne, Yellow, 4 inch, Pvmt Mrkg, Waterborne, Blue, 4 inch, Pvmt Mrkg, Waterborne, Blue, ADA Symbol, Sign, ADA Accessible, Van, Restoration with Salvaged Sod

Project Restoration

TEMPORARY EROSION AND 01 5713-1 DMB2038.01G

SEDIMENT CONTROL

Section 01 5713 Temporary Erosion and Sediment Control

Part 1 General

1.01 Scope of Work

A. This Section includes furnishing, installing, maintaining, and removing at project completion, Soil Erosion and Sedimentation Control devices. Devices include silt fence, straw bales, turbidity barriers, temporary gravel construction entrance/exits, inlet filters, ditch sediment traps, etc.

1.02 Related Work Specified Elsewhere

A. Section 01 2200: Unit Prices B. Section 31 2200: Grading C. Section 31 2313: Subgrade Preparation D. Section 31 2319: Dewatering E. Section 31 2333: Trenching and Backfilling F. Section 32 9219: Seeding G. Section 33 4100: Storm Utility Drainage Piping

1.03 Reference Standards

A. ASTM - American Society for Testing and Materials

1.04 Requirements of Regulatory Agencies

A. CONTRACTOR, at his expense, shall secure all permits, and post all bonds or deposits required to comply with the "Soil Erosion and Sedimentation Control," requirements, being Part 91 of PA 451 of 1994 as amended and the National Pollution Discharge Elimination System (NPDES) Rules for storm water discharges from construction activity.

B. Comply with requirements of the agency having jurisdiction. OWNER may withhold payment to CONTRACTOR equivalent to any fines resulting from non-compliance with applicable regulations.

1.05 Performance Requirements

A. Employ Best Management Practices as defined by standard EPA 832-R-92-005.

B. Put preventative measures in place as soon as possible after disturbance of surface cover and before precipitation occurs.

C. Control increased storm water runoff due to disturbance of surface cover due to construction activities for this Project.

D. Minimize wind, water, and vehicular erosion of soil on project site due to construction activities for this Project.

E. Prevent runoff into storm and sanitary sewer systems, including open drainage channels, in excess of actual capacity or amount allowed by authorities having

TEMPORARY EROSION AND 01 5713-2 DMB2038.01G

jurisdiction, whichever is less. Anticipate runoff volume due to the most extreme short term and 24-hour rainfall event that might occur in 10 years.

F. Prevent erosion of soil and deposition of sediment on other properties caused by water leaving the project site due to construction activities for this Project. Prevent windblown soil from leaving the project site. Comply with fugitive dust ordinances of agencies having jurisdiction. Prevent tracking or flowing of mud and sediment onto public or private roads, sidewalks or pavements outside of the site.

G. Prevent sedimentation of waterways on or off the project site, including rivers, streams, lakes, ponds, open drainage ditches, storm sewers, and sanitary sewers. If sedimentation occurs, install or correct preventative measures immediately at no cost to OWNER. Comply with requirements of agencies having jurisdiction.

H. Maintain temporary preventative measures until permanent measures have been established. Remove temporary measures when permanent measures have been established.

I. If erosion or sedimentation occurs due to non-compliance with these requirements, remove deposited sediment or restore eroded areas at no cost to OWNER.

1.06 Submittals

A. Submit schedule of Soil Erosion and Sedimentation Control activities to agency having jurisdiction. Include events (with days and/or dates of the various activities) for review and approval prior to obtaining a permit.

B. CONTRACTOR must provide evidence of Storm Water Operator license.

Part 2 Products

2.01 Silt Fence

A. Polypropylene geotextile fabric, resistant to common soil chemicals, mildew, and insects; non-biodegradable; in longest lengths possible; meeting the following requirements:

1. Average Opening Size: 30 U.S. Std. Sieve 600 m), maximum; ASTM D4751.

2. Permittivity: 0.05 sec-1, minimum; ASTM D4491.

3. Ultraviolet Resistance: Retaining at least 70% of tensile strength; ASTM D4355 after 500 hours exposure.

4. Tensile Strength: 100 lb-f (445 N) minimum, in cross-machine direction; 124 lb-f (551 N) minimum in machine direction; ASTM D4632.

5. Elongation: 15 to 30%; ASTM D4632.

6. Tear Strength: 55 lb-f (244 N) minimum; ASTM D4533.

B. Posts shall be 2 by 2-inch (50 mm x 50 mm) cross section hardwood stakes, minimum 3-feet (1.0 m) long.

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2.02 Turbidity Barrier

A. Geotextile fabric curtain suspended from flotation devices at the water surface and held in a vertical position by a ballast chain in the lower hem. Turbidity barrier curtain shall meet the following minimum requirements unless otherwise specified on the plans.

1. Consist of vinyl laminate on 1000 denier polyester fabric weighing 18 ounce per square yard (610 g/m2) minimum.

2. Tensile strength of fabric shall be 220 lbs (100 kg) minimum.

3. Edges of fabric to be reinforced with minimum 5/8-inch (16 mm) diameter polypropylene rope.

4. Ballast chain minimum 5/16-inch (8 mm) galvanized steel.

5. Buoyancy blocks providing buoyancy of 18lbs/l.f (27 kg/m).

6. Length of curtain (water depth) 5-feet (1.5 m).

2.03 Dewatering Discharge Filter Bag

A. UV-stabilized, non-woven geotextile bag to filter sediment from water prior to discharging. Geotextile fabric shall meet the following minimum average roll requirements:

1. Tensile Strength: 180 lb-f (200 N) minimum; ASTM D4632

2. Elongation: 50 percent minimum; ASTM D4632

3. CBR Puncture Strength: 300 lb-f minimum; ASTM D6241

4. Trapezoidal Tear: 70 lb-f (310 N) minimum; ASTM D4533

5. Flow Rate: 80 gal/min/sf. (54 l/s/m2) Minimum; ASTM D4491

6. Permittivity: 1.4 sec -1 minimum; ASTM D4491

7. Apparent Opening Size: 80 U.S. Std. Sieve maximum; ASTM D4751

8. UV-Stability: 70% retained strength; ASTM D4355 after 500 hours.

2.04 Erosion Control Blankets

A. Machine produced blanket with a consistent thickness of evenly distributed straw or coconut fiber as specified. Unless otherwise specified on the Plans, the erosion control blanket shall have the following minimum properties:

1. Double net 100% straw blanket.

2. Top and bottom photodegradable polypropylene netting, 1.64 lbs./1,000 sft.

(0.8 kg/ m2) approximate weight.

3. 100% agricultural straw 0.5 lbs/sy (.27 kg/m2).

4. Stitch spacing: 1.5 inches (40 mm) on centers.

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B. Pegs shall be 6-inch (150 mm) long, hardwood pegs.

2.05 Bonded Fiber Matrix

A. Bonded fiber matrix (BFM) shall consist of long strand, residual, softwood fibers joined together by a high-strength, nontoxic adhesive. BFM shall be 100% biodegradable, and be non-toxic to fish, wildlife, and humans. Upon drying the matrix shall form a high strength, porous and erosion resistant mat that shall not inhibit the germination and growth of plants. BFM shall retain its form despite re-wetting.

B. Bonded fiber matrix shall consist of:

1. Seed and Fertilizer per Section 32 9219, Seeding.

2. Wood Fiber Mulch: Thermo-mechanically defibrated long, softwood fibers manufactured from select northern softwood wood chips.

3. Polyacrylamide Binder: Site specific, fully biodegradable, polyacrylamides (PAM’s) binders, with cross-linking long organic jute fibers

C. Materials shall be mixed at the rate of 80 lbs/acre (90 kg/Ha) of PAM binder and 2500 lbs/acre (2800 kg/Ha) of wood fiber mulch.

2.06 Inlet Filter Fabric

A. Filter fabric shall be constructed of 100% continuous polyester needle-punched non-woven engineering fabric. Filter fabric shall be fabricated to provide a direct fit with the drainage structure cover. Filter fabric shall have the following minimum physical properties.

1. Tensile Strength: 80 lb-f (.355 kN) minimum; ASTM D4632

2. Elongation: 50 percent minimum; ASTM D4632

3. CBR Puncture Strength: 300 lb-f minimum; ASTM D6241

4. Trapezoidal Tear: 70 lb-f (310 N) minimum; ASTM D4533

5. Flow Rate: 80 gal/min/sf. (54 l/s/m2) Minimum; ASTM D4491

6. Permittivity: 1.4 sec -1 minimum; ASTM D4491

7. Apparent Opening Size: 100 U.S. Std. Sieve (150 m) maximum; ASTM D4751

8. UV-Stability: 70% retained strength; ASTM D4355 after 500 hours.

2.07 Acceptable Manufacturers

A. Acceptable manufacturers include the following:

1. Turbidity Barrier: Tough Guy Type II by Aer-flo Canvas Products, Inc.

2. Wood Fiber Mulch: EcoFibre by Canfor Corporation.

3. Polyacrylamide Binder: HydroTurboNet by Straw Net, Inc.

Part 3 Execution

3.01 Examination

A. Examine site and identify existing features that contribute to erosion resistance;

maintain such existing features to the greatest extent possible.

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B. Except in areas to be cleared, do not remove, cut, deface, injure or destroy trees or shrubs without ENGINEER’s approval. Protect existing trees or shrubs that are to remain and which may be injured, bruised, defaced, or otherwise damaged by construction operations, with suitable fences or other means as approved by ENGINEER.

3.02 Preparation

A. Review the drawings and Storm Water Pollution Prevention Plan (SWPPP).

B. Revise SWPPP as necessary to address potential pollution from site identified after issuance of the SWPPP at no additional cost to Owner.

C. Conduct storm water pre-construction meeting with Site Contractor, all ground-disturbing Subcontractors, site Engineer of record or someone from their office familiar with the site and SWPPP, and state or local agency personnel in accordance with requirements of the special conditions.

D. Schedule work so that the soil surfaces are left exposed for the minimum amount of time. Place permanent soil and sedimentation control measures as soon as practical.

3.03 General

A. Do not discharge excavation ground water to the sanitary sewer, storm sewer, or to rivers, streams, etc. without authorization from the agency having jurisdiction.

Construction site runoff will be prevented from entering any storm drain, river, stream, etc. directly by the use of silt fences or other suitable methods. CONTRACTOR shall provide erosion protection of surrounding soils.

B. Sedimentation control devices shall be installed prior to CONTRACTOR beginning Work.

Soil erosion and sedimentation control devices shall be maintained in an effective functioning condition at all times during the course of the Work.

C. Immediately bring earthwork to final grade and protect sideslopes and backslopes from erosion. Plan and conduct earthwork to minimize duration of exposure of unprotected soils.

3.04 Installation - General

A. Install silt fences, ditch sediment traps, check dams, inlet filters, temporary gravel construction entrance/exits, turbidity barriers, erosion control blankets and other soil erosion control devices in accordance with the drawings and Storm Water Pollution Prevention Plan, or as may be dictated by site conditions in order to maintain the intent of the specifications and permits.

B. Deficiencies or changes on the drawings or SWPP shall be corrected or implemented as site conditions change. Changes during construction shall be noted in the SWPP and posted on the drawings.

C. OWNER has authority to limit surface area of erodible earth material exposed by clearing and grubbing, excavation, borrow and embankment operations and to direct CONTRACTOR to provide immediate permanent or temporary pollution control measures.

TEMPORARY EROSION AND 01 5713-6 DMB2038.01G

D. Remove temporary control devices after permanent measure are established. Remove and replace temporary control devices if they become ineffective at no additional cost to

OWNER.

E. CONTRACTOR shall incorporate permanent erosion control features, paving, permanent slope stabilization, and vegetation into project at earliest practical time to minimize need for temporary controls.

F. CONTRACTOR shall permanently seed and mulch cut slopes as excavation proceeds to extent considered desirable and practical.

3.05 Dust Control

A. Keep dust down at all times, including during non-working periods. Sprinkle or treat, with dust suppressants, the soil at the site, haul roads, and other areas disturbed by operations. Dry power brooming is not permitted.

3.06 Installation of Erosion Control Blankets

A. Erosion control blankets shall be pegged at the pattern and rate as recommended by the manufacturer, however, at a minimum, blankets shall be pegged at the rate of 1.75 pegs per square yard (2pegs/m2) of blanket, unless otherwise indicated on the plans.

3.07 Application of Bonded Fiber Matrix

A. The slope shall be prepared and graded prior to application of bonded fiber matrix (BFM). Mixture of wood fiber mulch and polyacrylamide binder shall be blended, with the appropriate amount of seed and fertilizer per Section32 9219, Seeding, according to manufacturer’s recommendations.

B. BFM shall be hydraulically applied to the soil as a viscous mixture, crating a continuous, three-dimensional blanket that adheres to the soil surface. BFM shall be mixed and applied at the rate as specified in Article 2.06 unless otherwise indicated on the Plans.

C. The resulting coverage must be at least 1/8 inch (3 mm) thick over the entire surface area. BFM shall be applied in two applications from alternate directions to eliminate shadowing and shall be applied when no rain is expected for 12 hours.

3.08 Dewatering Discharge

A. Should it be necessary for CONTRACTOR to do any dewatering during the course of construction, CONTRACTOR shall filter all discharge through a discharge filter bag or other sediment control device that will filter all discharge water.

B. No dewatering discharge shall be allowed to flow unfiltered from the construction site.

3.09 Maintenance

A. Maintain temporary erosion and sedimentation control systems as dictated by site conditions, indicated in the construction documents, or as directed by governing authorities or OWNER to control sediment until final stabilization.

TEMPORARY EROSION AND 01 5713-7 DMB2038.01G

B. CONTRACTOR shall respond to maintenance or additional work ordered by OWNER or governing authorities immediately, but in no case, within not more than 48 hours if required at no additional cost to OWNER.

3.10 Inspection

A. General:

1. CONTRACTOR is responsible to obtain and/or serve as the Certified Operator.

2. Weekly inspections are to be conducted by CONTRACTOR as a minimum, and after every rainfall event. A copy of the inspection report shall be submitted to the agency having jurisdiction, as well as OWNER and ENGINEER.

3. Inspections shall be performed by a person familiar with the site, the nature of the major construction activities, and qualified to evaluate both overall system performance and individual component performance.

4. Inspector must either be someone empowered to implement BMPs in order to increase effectiveness to an acceptable level or someone with the authority to cause such things to happen.

5. Inspector must be certified as a “Storm Water Professional” through the MDEQ storm water training program. Additionally, the inspector shall be properly authorized in accordance with the applicable General Permit to conduct the certified site storm water inspections.

B. Inspection Frequency Reduction:

1. Inspection frequency may be reduced under the following conditions:

a. No active onsite construction activities.

b. Temporary cover has been provided across the entire site and no BMPs remain. Situation: waiting for grass to grow, but grass is dormant.

c. Ground is frozen and/or snow covered.

2. Weekly Storm Water Meeting:

a. A weekly storm water meeting will be held by CONTRACTOR with those involved in ground-disturbing activities to review the requirements of the permits, the SWPPP, and address any problems that have arisen in implementing the SWPPP or maintaining the BMPs.

b. CONTRACTOR shall maintain a log of weekly meetings and document the issues addressed in the meetings on site.

3. Agency Storm Water Inspections:

a. A log of inspections by federal, state, or local storm water or other environmental agencies shall be kept in CONTRACTOR’s SWPPP.

TEMPORARY EROSION AND 01 5713-8 DMB2038.01G

b. The log form should include the date and time of visit and whether a report was issued or will be issued as a result of the inspection.

c. Any reports issued will be sent to ENGINEER within 24 hours.

3.11 Project Completion

A. Remove temporary soil erosion and sedimentation control devices as soon as permanent measures have been established.

End of Section

Division 02 Existing Conditions

02 4100-1 DMB2038.01G

Section 02 4100 Selective Demolition

Part 1 General

1.01 Section Includes

A. This section includes the selective removal and subsequent disposal of utilities, pavement, portions of buildings, and other items indicated to be removed

1.02 Description of Work

A. Unless directed otherwise in the Contract Documents, CONTRACTOR shall:

1. Remove and properly dispose of all structures, trash, rubbish, basement walls, floors, foundations, sidewalks, steps and driveways from the specified parcel.

2. Remove fuel tanks, outdoor toilets and septic tanks, cisterns, meter pits, and plug or abandon wells.

3. Remove materials from the demolition site in accordance with federal, state and local regulations.

4. Remove and dispose of appliances and other items that may contain refrigerants in accordance with 40 CFR, Part 82. Appliances and other items that may contain refrigerants include, but are not limited to, refrigerators, freezers, dehumidifiers and portable or central air conditioners.

5. Remove and legally dispose of mercury-containing materials including fluorescent, high-pressure sodium, mercury vapor, metal halide light bulbs, and thermostats containing a liquid filled capsule. PCB-containing materials include capacitors, ballasts, and transformers where the component is contained within a metal jacket and does not have a specific, legible label stating no PCBs are present.

6. Disconnect utility services before demolition.

7. Perform site clearance, grading and restoration.

8. Complete the demolition work in accordance with the plans and these technical specifications and any special provisions included in the Contract Documents.

1.03 Protection of the Public and Properties

A. Littering Streets:

1. CONTRACTOR shall be responsible for removing any demolition debris or mud from any street, alley or right-of-way resulting from the execution of the demolition work. Any cost incurred by OWNER in cleaning up any litter or mud shall be charged to CONTRACTOR and be deducted from funds due for the work.

2. Littering of the site shall not be permitted.

3. Waste materials shall be promptly removed from the site.

B. Street Closure:

02 4100-2 DMB2038.01G

1. If it should become necessary to close any traffic lanes, it shall be CONTRACTOR's responsibility to acquire the necessary obstruction permits and to place adequate barricades and warning signs as required the agency having jurisdiction.

2. Street or lane closures shall be coordinated with the appropriate agency having jurisdiction.

C. Protection of the Public by CONTRACTOR:

1. Sidewalks: CONTRACTOR shall be responsible for any damage to public sidewalks abutting or adjacent to the demolition properties resulting from the execution of the demolition work.

a. Cost of repair or replacement shall be considered incidental to the work and CONTRACTOR shall obtain permits and pay fees.

2. Pedestrian Access: It shall be CONTRACTOR's responsibility to place and construct the necessary warning signs, barricades, fencing and temporary pedestrian sidewalks, as directed by ENGINEER; and to maintain alternate pedestrian access for sidewalks around the demolition site.

a. Cost of these items shall be considered incidental to the work.

3. Temporary Fence: Temporary fence shall be erected around areas of excavation, dangerous building(s) or structure(s) to prevent access to the public. Such fence shall be at least four feet high, consistently restrictive from top to grade, and without horizontal openings wider than two inches. Fence shall be erected before demolition and shall not be removed until the hazard is removed.

D. Demolition Hours:

1. CONTRACTOR shall comply with any restrictions to working hours as included in the Contract Documents.

2. CONTRACTOR shall comply with all applicable ordinances and restrictions of the agency having jurisdiction.

E. Noise Pollution:

1. Construction equipment used in conjunction with this project shall be in good repair and adequately muffled. CONTRACTOR shall comply with noise pollution requirements of the agency having jurisdiction.

F. Dust Control:

1. CONTRACTOR shall comply with applicable air pollution control requirements of the agency having jurisdiction.

2. CONTRACTOR shall take appropriate actions to minimize atmospheric pollution.

3. To minimize atmospheric pollution, ENGINEER shall have the authority to require that reasonable precautions be taken to prevent particulate matter from becoming airborne. Such reasonable precautions shall include, but not be limited to:

02 4100-3 DMB2038.01G

a. The use of water or chemicals for control of dusts in the demolition of existing buildings or structures, construction operations, the grading of roads, or the clearing of land.

b. Covering, when in motion, open-bodied trucks transporting materials likely to give rise to airborne dusts.

G. Requirements for the Reduction of Fire Hazards:

1. Removal of Material:

a. Before demolition of any part of any building, CONTRACTOR shall remove volatile or flammable materials, such as gasoline, kerosene, benzene, cleaning fluids, paints or thinners in containers, and similar substances.

2. Fire Extinguishing Equipment:

a. CONTRACTOR shall be responsible for having and maintaining the correct type and class of fire extinguisher on site.

b. When a cutting torch or other equipment that might cause a fire is being used, a fire extinguisher shall be placed close at hand for instant use.

3. Fires:

a. No fires of any kind will be permitted in the demolition work area.

4. Hydrants:

a. No material obstructions or debris shall be placed or allowed to accumulate within fifteen feet of any fire hydrant.

b. Fire hydrants shall be accessible at all times.

5. Debris:

a. Debris shall not be allowed to accumulate on roofs, floors, or in areas outside of and around any structure being demolished.

b. Excess debris and materials shall be removed from the site as the work progresses.

6. Telephone Service:

a. CONTRACTOR shall arrange for access to and use of, during working hours, one or more telephones in the vicinity of the work site for the purposes of making calls in case of fire or other emergencies, and shall keep all personnel on the job, and the local emergency response agency informed of the location of such telephones.

b. CONTRACTOR’s foreman, or at least one regular member of each shift, shall be charged with the responsibility of promptly calling emergency services when necessary. The same person shall be required to inspect the building and the site frequently for possible fires or fire-producing conditions and to apply appropriate corrective action, particularly at the close of work each day.

02 4100-4 DMB2038.01G

H. Protection of Public Utilities:

1. CONTRACTOR shall not damage existing fire hydrants, street lights, traffic signals, power poles, telephone poles, fire alarm boxes, wire cables, pole guys, underground utilities or other appurtenances in the vicinity of the demolition sites.

2. CONTRACTOR shall pay for temporary relocation of utilities, which are relocated at CONTRACTOR’s request for his convenience.

I. Protection of Adjacent Property:

1. CONTRACTOR shall not damage or cause to be damaged any public right-of-way, structures, parking lots, drives, streets, sidewalks, utilities, lawns or any other property adjacent to parcels released for demolition whether or not the property is scheduled for future demolition.

2. CONTRACTOR shall provide such sheeting and shoring, fencing, or other temporary barricades, as required, to protect adjacent property during demolition. Care must also be taken to prevent the spread of dust and flying particles toward adjacent properties.

3. CONTRACTOR shall restore existing agricultural drain tiles or roadway subdrains that are cut or removed, including drainable backfill, to original condition

a. Repairs shall be subject to approval by the property owner where applicable, and by ENGINEER.

1.04 Risk of Loss

A. CONTRACTOR shall accept the site in its present condition and shall inspect the site for its character and the type of structures to be demolished.

B. OWNER assumes no responsibility for the condition of existing buildings, structures, and other property within the demolition area, or the condition of the property before or after the solicitation for proposals.

C. No adjustment of proposal price or allowance for any change in conditions that occur after the acceptance of the lowest responsible, responsive proposal will be allowed.

1.05 Property Ownership

A. Title:

1. Property address, legal description, and ownership will be included in the Contract Documents.

2. Upon execution of the contract for the work of demolition and site clearance on all or any part of the demolition area, all rights, title, and interest of OWNER in and to buildings, structures and other property to be demolished and/or removed by CONTRACTOR on part or all of said project area as described in the Contract Documents and contract addenda thereto, shall be deemed to be vested in CONTRACTOR.

02 4100-5 DMB2038.01G

B. Land:

1. No property rights, title, or interest of any kind whatsoever, in or to the land or premises upon which such buildings or structures stand, is created, assigned, conveyed, granted, or transferred to CONTRACTOR, or any other person or persons, except only the license and right of entry to remove such buildings and structures in strict accordance with the Contract Documents.

2. CONTRACTOR shall not use the land or premises, or allow any other party to use the land or premises, for any purpose other than activities in direct support of the demolition of the building.

1.06 Vacating of Buildings

A. Structure(s) identified in the Contract Documents shall be vacated before a Notice to Proceed is issued and CONTRACTOR begins work.

B. In case CONTRACTOR finds that any structure is not vacated, CONTRACTOR shall immediately notify ENGINEER and shall not begin demolition or site clearance operations on such property until further directed by ENGINEER.

1. CONTRACTOR's responsibility for such buildings will not begin until ENGINEER issues a Notice to Proceed with the demolition.

2. No claim for extension of time or increase in price will be considered because of occupancy of any buildings.

3. In case such occupancy is prolonged, OWNER reserves the right to delete the structure from the work.

1.07 Release of Buildings

A. The demolition area shall be released to CONTRACTOR upon Award of Contract and Notice to Proceed. Said Notice to Proceed shall give any sequence of the demolition and the portion of work that is available to be released if all areas are not ready at the same time. ENGINEER shall approve any change in the sequence. CONTRACTOR shall have full control of the demolition progress and clearance of the site, subject to the provisions of the Contract Documents.

1.08 Permits and Fees

A. CONTRACTOR shall obtain all the necessary permits and pay all permit fees that are required as a direct result of the demolition work specified herein.

1.09 Submittals

A. The submittals shall be in accordance with Section 01 3300, Submittal Procedures, as well the requirements listed herein.

B. Submittals shall include, but not be limited to, the following:

1. Demolition Schedule:

a. Indicate overall schedule and interruptions required for utility and building services.

02 4100-6 DMB2038.01G

b. Indicate demolition and removal sequence.

c. Indicate location of items designated for reuse and OWNER’s retention.

d. Indicate location and construction of temporary work.

1.10 Quality Assurance

A. Conform to applicable code for demolition work, dust control, products requiring electrical disconnection and re-connection.

B. Conform to applicable code for procedures when hazardous or contaminated materials are discovered.

C. Obtain required permits from authorities having jurisdiction.

Part 2 Products (Not Used)

3.01 General

A. CONTRACTOR shall be responsible for providing ENGINEER with a minimum of 24 hours advance notification prior to beginning the execution of demolition of any structure.

3.02 Salvage of Demolition Materials

A. CONTRACTOR shall be allowed to salvage demolition materials only from property owned by OWNER. Property ownership will be shown in the Contract Documents.

B. No salvage will be permitted on privately owned property. Privately owned property included for demolition under this contract will be strictly to abate a public nuisance as authorized by the property owner or as directed by the Courts.

1. OWNER has the authority to abate the nuisance, however, OWNER does not have the right to salvage any materials.

2. CONTRACTOR may recycle demolition debris at a licensed or permitted recycling center, however, all other debris must be disposed of at a licensed or permitted disposal facility.

C. CONTRACTOR may salvage demolition materials on properties owned by OWNER as long as demolition is completed within the completion provisions included in the Contract Documents. Buildings, building materials, and equipment resulting from this work shall become the property of CONTRACTOR, and shall be removed from the premises at once. Salvaged material shall be removed immediately from the premises, right-of-way, streets or alleys.

D. OWNER reserves the right to remove salvage items for use by OWNER. These items shall be identified in the Contract Documents or shall be removed by OWNER prior to the issuance of the Notice to Proceed.

02 4100-7 DMB2038.01G

3.03 Examination

A. Examine existing equipment and structures indicated to be demolished before demolition.

B. Determine where removals may result in structural deficiency or unplanned building collapse during demolition. Coordinate demolition sequence and procedures to prevent structures from becoming unstable.

C. Determine where demolition may affect structural integrity or weather resistance of adjacent buildings or structures indicated to remain.

1. Identify measures required to protect adjacent buildings and structures from damage.

2. Identify remedial work including patching, repairing, bracing, and other work required to leave buildings and structures indicated to remain in structurally sound and weathertight and watertight condition.

D. Verify hazardous material abatement is complete before beginning demolition, where applicable.

3.04 Demolition and Removals

A. Structural Parts of Buildings:

1. No wall or part thereof shall be permitted to fall outwardly from any building except through chutes or by other controlled means or methods, which will ensure safety and minimize dust, noise and other nuisance.

2. Subject to site restrictions, outside chimneys or outside portions of chimneys shall be raised in advance of general demolition of each building. Any portion of a chimney inside a building shall be razed as soon as it becomes unsupported by reason of removal of other parts of the building.

3. Any part of a building, whether structural, collateral, or accessory, which has become unstable through removal of other parts, shall be removed as soon as practicable, and no such unstable part shall be left free-standing or inadequately braced against all reasonably possible causes of collapse at the end of any day’s work.

B. Basements and Foundation Walls:

1. Basement floors, footings, and foundations shall be completely removed from the site unless specifically stated in the special provisions. The basement area is to be inspected and approved by ENGINEER before backfilling is started.

2. CONTRACTOR shall ensure that no basement excavation will remain open and exposed for more than 24 hours.

3. CONTRACTOR shall contact ENGINEER when removal is complete to schedule this basement inspection. Failure to do so may result in re-excavation of the basement area at CONTRACTOR’s expense.

C. Concrete Slabs:

02 4100-8 DMB2038.01G

1. CONTRACTOR shall remove all concrete slabs, asphalt, surface obstructions, masonry slabs and appurtenances.

D. Retaining Walls:

1. Retaining walls or curbs near the perimeter of parcels shall be removed unless otherwise indicated in the Contract Documents.

2. CONTRACTOR shall employ hand labor or other suitable tools and equipment necessary to complete the work without damage to adjacent public or private property.

3. Where such retaining walls or curbs are removed, the embankment shall be graded to a slope of not greater than 3:1 horizontal: vertical or as directed by

ENGINEER.

4. Cost of tree or brush removal due to the removal and grading out of the retaining wall shall be considered incidental and shall be included in pay item for demolition.

E. Fences:

1. Fences, guardrails, bumpers, signs, clotheslines, and similar facilities shall be completely removed from the site, except fences on the apparent boundary between a contract parcel and an improved non-contract parcel shall not be removed unless specifically stated in the special provisions.

2. Posts for support shall be pulled out or dug up so as to be entirely removed.

F. Partially Buried Objects:

1. Piping, posts, reinforcing bars, anchor bolts, railings and other partly buried objects protruding from the ground shall be removed. Remaining void shall be filled with soil and compacted in accordance with these specifications.

G. Vegetation:

1. CONTRACTOR shall remove all dead trees, trees identified for removal, stumps, trees which are not an asset to the property, bushes, vegetation, brush and weeds, whether standing or fallen, unless specifically stated otherwise by

2. CONTRACTOR shall protect trees not removed from damage by the demolition operation. In the event that CONTRACTOR damages a tree, it shall be repaired or removed by CONTRACTOR as directed by ENGINEER.

H. Fuel Tanks:

1. Fuel tanks, above or below ground, shall be carefully removed and disposed of in a safe manner in accordance with local, state and federal regulations.

a. Fuel tanks, above or below the ground, or tanks which have been used for storage of gasoline, kerosene, benzene, oils or similar volatile materials shall be carefully removed and disposed of in a safe manner.

02 4100-9 DMB2038.01G

The time, place and manner of disposal will be as set forth in the Contract Documents.

b. Other tanks or receptacles shall be pumped out or emptied in a safe manner, and then shall be flushed out immediately with water, carbon dioxide or nitrogen gas until they are gas-free when checked with a “Explosimeter” or another equally efficient instrument, before the work of removal is begun. Checking with the “Explosimeter” shall be done in the presence of ENGINEER by competent personnel.

I. Outdoor Toilets and Septic Tanks:

1. Outdoor toilets and septic tanks shall be pumped out by a licensed company.

2. Toilet building or septic tank shall be demolished and removed from the site.

a. Excavation or pit shall be backfilled and compacted in accordance with these specifications.

b. Septic tanks shall be broken up and removed from the site and the excavation filled in accordance with local, state, and federal regulations.

J. Cisterns and Meter Pits:

1. Cisterns and meter pits shall be demolished and removed. Excavations shall be backfilled and compacted in accordance with these specifications.

3.05 Well Plugging and Abandonment

A. Wells shall be plugged and abandoned in accordance with local, state and federal regulations.

3.06 Disposal of Demolition Debris and Solid Waste

A. Debris:

1. Materials, rubbish, and trash shall be removed from the demolition area leaving the basements and demolition area free of debris.

2. Cost incurred by the OWNER in cleaning up such materials and debris left behind shall be deducted from funds due CONTRACTOR under this contract.

B. Tires:

1. CONTRACTOR shall visit the site to determine the number of tires that have been abandoned on site.

2. If any additional tires are found on site prior to commencing demolition activity, CONTRACTOR shall immediately notify ENGINEER of the quantity of additional tires found on site so a change order can be prepared for additional removal.

C. Disposal of Demolition Debris and Solid Waste:

02 4100-10 DMB2038.01G

1. Debris and solid waste shall be delivered by CONTRACTOR to designated disposal facilities, or to an approved disposal facility licensed in accordance with state and/or local regulations, laws, and zoning.

2. CONTRACTOR shall be responsible to pay all fees for waste disposal.

3. CONTRACTOR shall submit to ENGINEER copies of all disposal tickets for each structure demolished, where available, which identify the specific address of the origin of the debris associated with each ticket.

4. Cost of disposal fees shall be considered incidental to the demolition.

D. Asbestos Abatement:

1. Handling of asbestos material is subject to all applicable state and federal mandates.

2. Asbestos removal is not required on privately owned property that may be included in this work as part of a public nuisance abatement court order;

however, CONTRACTOR shall comply with applicable regulations regarding its handling and disposal.

3. Asbestos will be removed by a licensed abatement contractor by a separate contract or in accordance with special provisions on properties owned by

OWNER.

4. In the event that asbestos is discovered on a property owned by the OWNER during demolition, CONTRACTOR shall notify ENGINEER and the asbestos shall be removed by a licensed abatement contractor by contract or in accordance with the special provisions.

E. Demolition of Structures with Transite Siding:

1. Privately owned properties containing transite siding shall be listed in the

Contract Documents, and all demolition debris from these structures shall be disposed of at an approved landfill.

2. CONTRACTOR shall be responsible for notifying said landfill prior to commencing demolition on these structures to allow for authorization to dispose of material at the landfill.

3. CONTRACTOR shall assume responsibility for the landfill fees for disposing of the demolition debris.

4. Structures with transite siding shall be thoroughly sprayed with water during the execution of the demolition to contain airborne particles.

5. Debris shall be thoroughly wetted prior to transporting to the landfill.

F. Freon Removal and Disposal:

1. Handling of Freon containing appliances is subject to applicable state and federal mandates and regulations.

2. CONTRACTOR shall be responsible for the identification and removal and disposal of the material in accordance with applicable regulations.

02 4100-11 DMB2038.01G

3. Costs associated with said removal and disposal shall be considered incidental and shall be included in the lump sum bid for demolition.

G. PCB and Mercury Removal and Disposal:

1. Handling of any fluorescent lighting fixtures and ballasts containing PCB or mercury is subject to applicable state and federal mandates and regulations.

2. CONTRACTOR shall be responsible for the removal and disposal of the material in accordance with applicable regulations.

3. Costs associated with said removal and disposal shall be considered incidental and shall be included in the lump sum bid for demolition.

3.07 Sanitary Sewer and Water Service Disconnections

A. Sanitary Sewer Service Disconnection: Sanitary sewer services shall be disconnected and plugged in conformance with the requirements of the local jurisdiction.

B. Water Service Disconnection: Water services and stubs for the buildings or properties within the demolition work shall be disconnected in conformance with the requirements of the local jurisdiction.

3.08 Backfill, Grading, and Clean Up

A. Backfill:

1. When site conditions permit, as determined by ENGINEER, on-site soil shall be used as backfill material. The top 9 to 12 inches of topsoil shall be stripped and stockpiled on site for use as final topsoil and grading material. If adequate topsoil is not available on site, CONTRACTOR shall bring in enough topsoil from off-site to place a minimum 8-inch cover on the entire site. Excess excavation materials shall be removed from the site.

2. Topsoil material shall not be permitted as deep fill material. Any borrow or fill material shall be approved by ENGINEER before and during the placing of the material.

3. Depressions on the property shall be filled, compacted, and graded to a uniform slope with adequate drainage.

B. Compaction:

1. Excavations shall be backfilled with acceptable material and compacted in accordance with Article 3.06 of Section 31 2316, Structural Excavation and Backfilling.

2. CONTRACTOR shall notify ENGINEER 24 hours in advance of placing any backfill or original backfill material so a soil sample can be obtained.

3. It shall be the responsibility of CONTRACTOR to run a density test during and after the placement of the backfill material.

C. Additional Fill Material:

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1. Additional fill material shall be of equal quality to the soil adjacent to the excavation, and free of rubble or organic matter.

2. CONTRACTOR shall provide for a minimum depth of 8 inches of topsoil over the excavated area.

3. There shall be no payment for additional fill material, which shall be considered incidental to the demolition bid price. Additional fill material shall be acceptable fill material that meets the requirements of Section 2010.

D. Hand Labor:

1. CONTRACTOR shall employ hand labor where the use of power machinery is unsafe or unable to produce a finished job. Hand labor shall also be used to clean the site of any debris.

E. Grading:

1. The site shall be graded to conform to all surrounding areas and shall be finished to have a uniform surface that shall not permit ponding of water.

2. CONTRACTOR shall grade and shape the site to drain, complete fine grading and final clean up as part of the lump sum price for demolition.

F. Final Cleaning Up:

1. Before acceptance of the demolition work, CONTRACTOR shall remove all unused material and rubbish from the site of the work, remedy any objectionable conditions CONTRACTOR may have created on private property, and leave the right-of-way in a neat and presentable condition.

2. CONTRACTOR shall not make agreements that allow salvaged or unused material to remain on private property.

3. Ground occupied by CONTRACTOR in connection with the work shall be restored. Restoration shall include appropriate smoothing to its original condition and seeding of the area.

4. On demolition sites where seeding will be delayed because of the allowable seeding dates, CONTRACTOR shall complete fine grading and shaping of the site to leave the site in a neat and presentable condition subject to the approval of

5. Final cleaning up shall be subject to approval of ENGINEER and in accordance with applicable regulations.

3.09 Safety and Fencing

A. Safety:

1. CONTRACTOR shall comply with all applicable current federal, state and local safety and health regulations.

B. Safety Fencing:

02 4100-13 DMB2038.01G

1. CONTRACTOR shall furnish and place a safety fence around the site of the work adequate to secure the demolition site, including any resulting debris or excavation, and to prevent pedestrian access. Fencing shall be considered incidental to the demolition.

2. Safety fence shall remain in place until the demolished materials are removed from the site and all holes or excavated areas are backfilled. The fencing material shall remain the property of CONTRACTOR.

3.10 Authorized Workers

A. Only CONTRACTOR and its employees are allowed to demolish, dismantle, detach or dispose of any part of the demolition structure or its contents.

3.11 Daily Clean Up of Right-Of-Way And Private Property

A. At the end of each workday, CONTRACTOR shall clean sidewalks, streets, and private property of any debris caused by the demolition operation.

02 4113-1

Section 02 4113 Selective Demolition

Part 1 General

1.01 Scope of Work

A. CONTRACTOR shall furnish labor, materials and equipment necessary for the removal and subsequent disposal of the area(s) slated for demolition, including but not limited to supports, piping, electrical equipment, mechanical equipment, floors, walls, ceilings, doors, windows, wood or metal framing, masonry, and asphalt paving, as shown on the Contract Drawings and specified herein. In addition, various utilities shall be cut, abandoned and capped, or completely removed; miscellaneous clearing and grubbing of trees, brush, and vegetation at boundary area shall be performed.

1. Work includes the removal and disposal of the building materials and debris including the removal and disposal of miscellaneous site debris, including but not limited to building area debris, woods, piping materials, bricks, roof materials, metal equipment and all other non-specified material and debris found at the site.

2. Work includes the removal and disposal of the building debris and concrete materials generated by the demolition of the structures listed above. Removal and disposal of concrete, rebar, and steel is incidental to the project. It is recommended that steel be recycled. CONTRACTOR may recycle concrete and asphalt to reduce cost.

B. CONTRACTOR has salvage rights to all salvageable restaurant equipment, electrical equipment, metals, salable items, and other recyclable materials. Contaminated building materials shall not be salvaged and shall be disposed of in accordance with applicable local, state, and federal regulations.

1.02 Related Work Specified Elsewhere

A. Section 00 3120: Special Working Conditions B. Section 00 3126: Hazardous Contaminated Materials C. Section 02 8000: Hazardous Material Abatement Procedures D. Section 02 8100: Transportation and Disposal of Hazardous Materials E. Section 02 8400: Polychlorinate Biphenyl (PCB) Remediation F. Section 02 8200: Asbestos Remediation G. Section 31 2316: Structural Excavation and Backfill

1.03 Definitions

A. Remove: Remove and legally dispose of items except those indicated to be reinstalled, salvaged, or to remain OWNER’s property.

B. Remove and Salvage: Items indicated to be removed and salvaged remain OWNER’s property. Remove, clean, and pack or crate items to protect against damage. Identify contents of containers and deliver to OWNER’s designated storage area.

C. Remove and Reinstall: Remove items indicated; clean, service, and otherwise prepare them for reuse; store and protect against damage. Reinstall items in the same locations or in locations indicated.

02 4113-2

D. Existing to Remain: Protect construction indicated to remain against damage and soiling during selective demolition. When permitted by OWNER, items may be removed to a suitable, protected storage location during selective demolition and then cleaned and reinstalled in their original locations.

1.04 Permits

A. The permits described here cover the general description of the permits called for demolition. The permits described below are not necessarily all of the permits required for completion of this project.

1. Demolition Permit: CONTRACTOR shall be responsible for obtaining a Demolition permit from the Building Department. CONTRACTOR is responsible for all permit fees.

2. NESHAP Notification of Intent to Demolish: CONTRACTOR shall be responsible for filing and for the fee involved with submitting an intent to demolish permit from the Michigan Department of Environmental Quality Air Quality Division.

a. The notification shall describe the demolition tasks to be conducted and the quantities of asbestos containing materials specified for abatement.

3. Soil Erosion and Sedimentation Control: The…