Addendum 1 - Chip sealing.pdf

City of Edgerton, Wisconsin Department of Public Works

Request for Proposals

Chip Sealing Services

ADDENDUM 1

This addendum includes revised specifications for material.

City of Edgerton, Wisconsin Department of Public Works

Request for Proposals

Chip Sealing Services

The City of Edgerton, Wisconsin is soliciting proposals from Contractors interested in providing chip sealing of city streets.

Interested Contractors shall provide the city with written cost proposals which also provide information regarding the firm’s experience, references, equipment to be used and proposed schedule.

The proposal shall also include a completed and fully executed Bid Form.

All proposals may either be provided in hard copy enclosed within a sealed envelope and clearly labeled "Chip Sealing Services” or emailed to jsalvo@cityofedgerton.com by the deadline noted below:

Deadline for receipt of proposals is 3:00 p.m. Monday, April 6, 2020

Interested parties should contact:

City of Edgerton 12 Albion St Edgerton, WI 53534 Call 608-884-3341 or email jsalvo@cityofedgerton.com

The City of Edgerton reserves the right to contract with the Bidder that has been determined to be in the best interest of the City after full consideration of cost, schedule and overall value.

The City of Edgerton also reserves the right to reject any or all Bids and the right to adjust the schedule as may be required due to weather conditions.

mailto:jsalvo@cityofedgerton.com

Important Bidder Information

Contractors are requested to plan to visit the roads targeted for chip sealing listed on Exhibit A prior to bidding.

Each Bid shall be submitted on the bid form furnished by the City of Edgerton and attached to this Request for

Proposals package.

Scope of Work

The scope of work consists of the cleaning and application of chip sealing material to the roads listed in Exhibit A.

The City of Edgerton reserves the right to increase, decrease and/or otherwise modify the list of roads contained in

Exhibit A.

References

Contractors must provide a list of three (3) jobs completed within 30 miles of the City of Edgerton that have gone through a minimum of three winters. List should include name of municipality, name and phone number of municipal representative and years worked for the municipality. Listed projects must be municipal streets or roads. Parking lots and driveways will not qualify. Submit list in attached bid forms.

SPECIFICATION

BITUMINOUS SEAL COATING WITH FA2 WASHED CHIP COVER AGGREGATE

Description: The work shall consist of bituminous seal coating with stone cover aggregate. The work shall be done in accordance with Section 475, State of Wisconsin Department of Transportation “2017 Standard Specifications for Highway and Structure Construction” with the special provisions for aggregate below.

Materials: Materials furnished and used in the work shall conform to the requirements of Section 475. Aggregate must be a washed crushed granite stone classified as a Class A aggregate. Aggregate to be medium gray in color.

Limestone, pea stone and boiler slag are not permitted.

A. Asphaltic Material Seal Coat.

Asphaltic material to be CRS-2P at the following:

Rate of application: 0.30 +/- .03 gallons/SY

Supplement 455.2.4.3 (1) of the standard specifications with the following:

Furnish material conforming, before dilution, to the following:

I. Polymer Modified cationic emulsified asphalt…… AASHTO M 316

B. Cover Aggregate: The cover aggregate shall meet the requirements of The sieve specifications, and conform to the following sieve size.

Sieve Size Percent Passing ½ inch 100 % 3/8 inch 100 % ¼ inch 100 % No. 4 0- 100 % No. 8 0 – 45 % No. 16 0 – 15 % No. 50 0 – 7 % No. 100 0 – 4 % No. 200 0 – 2 %

The aggregate shall be applied at the rate of 20 +/- 3 pounds per square yard. The Contractor shall take all precautions to minimize contamination of the aggregate.

Equipment: The contractor shall have available and maintain in good working order the equipment and tools necessary to perform the work. The requirements for the equipment for heating the asphaltic material and for the distributors shall be as set forth in subsection 475.3.4. The equipment to be used shall include dragging equipment and aggregate spreading equipment that can be adjusted to spread accurately the quantities specified per square yard, and a minimum of two self-propelled, pneumatic-tire rollers meeting the requirements of Subsection 475.3.5.

Construction Methods:

A. Surface Preparations: Immediately prior to applying the asphaltic materials, the Contractor shall thoroughly clean the existing surface of all loose material, silt spots, vegetation, and other objectionable material. Dust and other loose material in depressions or other places not reached by mechanical sweepers shall be swept with hand brooms or by blowers or flushers. Particular care shall be taken to thoroughly clean the outer edges of the area to be sealed. All costs associated with preparing existing surfaces as described above shall be included in the bid price for Construct Chip Seal Surface.

B. Applying Asphaltic Materials: A pressure distributor shall be used for applying the asphalt material. It shall have a ground speed control device interconnected with the asphalt emulsion pump such that specified application rate will be supplied at any speed. The pressure distributor shall be capable of maintaining the asphalt emulsion at the specified temperature. The spray bar nozzles shall produce a uniform fan spray, and the shutoff shall be instantaneous, with no dripping. Each pressure distributor shall be capable of maintaining the specified application rate. Means shall be provided for accurately indicating the temperature of the asphalt material at all times. The thermometer well shall not be in contact with a heating tube. Application will be with full width equipment capable of applying 24’ without a center seam. A hose and spray nozzle attachment shall be provided for applying asphalt material to patches and areas inaccessible to the spray bar. The distributor shall be provided with heaters that can be used to bring the asphalt material to spray application temperature.

C. Applying Sealcoat Aggregate: After application of the asphaltic material and when the desired stage of tackiness is attained, aggregate for seal coat cover shall be spread uniformly over the treated surface by approved self-propelled mechanical full width spreader capable of applying aggregate 24’ without a seam.

D. Rolling of Aggregate: Roll surface immediately after spreading the aggregate. Rolling shall start at the edges and continue to the center, lapping one-half the roller width on each successive trip. Rolling shall be accomplished with two pneumatic-tire rollers. The speed and reversing of direction of rollers shall be regulated as to avoid displacement or loosening of the cover material or damage to the asphaltic material. Rolling shall be continued until the aggregate for the seal coat cover is thoroughly embedded and the surface is smooth and uniform in texture.

E. Loose aggregate to be swept 24 to 48 hours after application.

Traffic Control

The Contractors shall be required to provide their own traffic control measures. Said measures shall insure that traffic interruptions are minimal and that the public receives sufficient information and directions to pass and proceed safely through the work areas.

The setup shall include but not be limited to road signs, safety vests, and flaggers where necessary, and traffic cones. The selected Contractor shall employ all measures and procedures of safety and traffic control applicable by local, state, and/or federal laws during the performance of services.

The selected Contractor shall work in one lane at a time, and shall work with the direction of traffic in that lane.

The selected Contractor will be held responsible for all damage to the work from vehicles, motorcycles, bicycles, pedestrians, and animals or any other cause due to lack of adequate controlling devices.

Coordination

All work on City streets shall be coordinated through the office of the Municipal Services Director.

The Contractor shall have an on-site supervisor or foreman available to direct operations. This supervisor or foreman will report to the Municipal Services Director regarding any problems encountered, resolution of corrective actions, provide daily progress reports and coordinate the next day's activities.

Defective Work

The City will provide a Department of Public Works staff person to observe the operation and confirm proper procedure.

Should the Contractor fail to maintain an effective level of performance, the City of Edgerton reserves the right to terminate the contract.

In the event the work performance of the selected Contractor is unsatisfactory, the selected Contractor will be notified by the Municipal Services Director or his designee and be given five (5) working days to correct work, and unreasonable delay in the performing of corrections may be grounds for termination of the selected Contractor.

Payment:

Price will include all labor and materials including traffic control for the project.

Payment will be made within 30-days of receipt of the submission of a completed invoice for the services billed in writing, with approval signoff of the Municipal Services Director or his designee.

Payment of each invoice shall automatically release any lien that the invoice may have provided against the City.

Payment will be made only for actual work performed and accepted in accordance with the contract.

Any scheduled item of work to be done and materials to be furnished may be increased, decreased, or omitted by the Municipal Services Director or his designee, and no claim for loss, anticipated profits, or costs incurred in anticipation of work not ultimately performed will be allowed due to such increase or decrease.

Safety:

All activities under this Contract shall be executed in accordance with all applicable Federal, State and Local safety regulations. All workers of the selected Contractor shall be properly trained in safe operation of tools and equipment assigned to them for their use and shall be provided with proper safety and protective gear.

Schedule Considerations:

The chip sealing work can begin after award on April 20th and must be completed no later than September 29th.

EXHIBIT A

The following roads have been earmarked for chip sealing in 2020 to the extent available funding permits.

Thronson Dr. (Hwy 51 – Dead end)

Savanah Woods Dr. (Thronson – Dead end)

Sunland (Savanah Woods – Dead end)

Cumberland Dr. (Sunland – Dead end)

Wileman Dr. (East Fulton – Dead end)

Fairway Circle (Wileman – Wileman)

Blaine Street (Swift – Randolph)

Mechanic Street (West Fulton – Rollins)

Blanchard Street (Main St. – Dead end)

Dickinson Avenue (Hwy 51 – Josephs Circle)

Lake Dr. (Hwy 51 – East end)

Interstate Dr. (Wisconsin – East end)

Wisconsin Dr. (Lake Dr.-North end)

Royal Lane (Lake Dr.-Interstate)

Gateway Dr. (Interstate – North end)

Chip Sealing Services Bid Form

A certificate of insurance will be required from the successful contractor prior to beginning work.

Signature ___________________________ Attest_____________________

Thronson Dr. (Hwy 51 – Dead end) $

Savanah Woods Dr. (Thronson – Dead end) $

Sunland (Savanah Woods – Dead end) $

Cumberland Dr. (Sunland – Dead end) $

Wileman Dr. (East Fulton – Dead end) $

Fairway Circle (Wileman – Wileman) $

Blaine St. (Swift – Randolph) $

Mechanic St. (West Fulton – Rollins) $

Blanchard St. (Hwy 51 – Dead end) $

Dickinson Ave. (Hwy 51 – St. Josephs Circle) $

Lake Drive (Hwy 51 – East end) $

Interstate Dr. (Wisconsin – East end) $

Wisconsin Dr. (Lake Dr.-North end) $

Royal Lane (Lake Dr. – Interstate) $

Gateway Dr. (Interstate – North end) $

Printed Name ________________________ Title ______________________

Date ______________________________

Name of Firm

Type of Company Sole Proprietor Partnership Corporation

Street Address

City, State, Zip code

CHIP SEALING REFERENCE SHEET

Municipality: ___________________________ Contact: ____________________________

Address: ______________________________________________________________________

City, State, Zip: ________________________________________________________________

Telephone: _______________ Fax: _______________ E-Mail: ______________________