HomeMy WebLinkAbout09-136 - Evergreen Asphalt and Concrete - Duwamish Riverbend Parking Lot PavingContractor/
Vendor Name:
Address.
Telephone:
CITY OF TUKWILA
Short Form Contract
Evergreen Asphalt Concrete, Inc Project No. 03 -PK09
P O Box 1567
Kent WA 98035 -1567
AGREEMENT
Budget Item. 301.00.594 760.64.69
09 -136
Council Approval N/A
253 639 3779 Project Name: Duwamish River Bend Hill Park
Please initial all attachments, then sign and return copies one and two to
City of Tukwila, Parks and Recreation Department, 12424 42 Ave S, Tukwila, Washington 98168.
Retain copy three for your records until a fully executed copy is returned to you.
This Agreement, made and entered into this 18th day of August, 2009, by and between the City of
Tukwila, hereinafter called the City and Evergreen Asphalt Concrete, Inc., hereinafter called the
Contractor
The City and the Contractor hereby agree as follows:
1 SCOPE OF WORK
Grade, pave, and paint an 8 stall parking lot, approximately 3,500sq /ft in size, and install 8
concrete wheel stops, and 1 handicapped sign. Grade existing material on site, add 4in. of topcoat
crushed gravel compacted, and pave with 3in of class B asphalt. Stripe as specified on the
drawing for 8 stalls (one handicapped) and the `No Parking area.
2. TIME OF COMPLETION
The work shall be commenced by Tuesdav, September 1. 2009 and be completed no later than
Friday, September 25. 2009
3 CONTRACT SUM
The City shall pay the Contractor for the performance of the work the sum of $16,700 plus
applicable Washington State sales tax.
4 PAYMENTS
The City shall make payments on account of the contract at completion of project.
5 ACCEPTANCE AND FINAL PAYMENT
Final payment shall be due 10 days after completion of the work, provided the contract is fully
performed and accepted.
6. GENERAL CONDITIONS
The City and the Contractor agree upon the following general conditions which shall govern.
A. Contract Documents
The contract includes this Agreement, Scope of Work, Specifications, Drawings, and
Proposal
The intent of these documents is to include all labor materials, appliances and services of
every kind necessary for the proper execution of work, and the terms and conditions of
payment therefore.
The documents are to be considered as one, and whatever is called for by any one of the
documents shall be as binding as if called for by all.
The Contractor agrees to verify all measurements set forth in the above documents and to
report all differences in measurements before commencing to perform any work hereunder
Duwamish River Bend Hill Park August 18. 2009
Parking Lot Paving
B Materials, Appliances and Employees
Except as otherwise noted, the Contractor shall provide and pay for all materials, labor tools,
water power and other items necessary to complete the work.
Unless otherwise specified, all material shall be new and both workmanship and materials
shall be of good quality
Contractor warrants that all workmen and subcontractors shall be skilled in their trades.
C. Surveys, Permits and Regulations
The City shall furnish all surveys unless otherwise specified. Permits and licenses necessary for
the prosecution of the work shall be secured and paid for by the Contractor Easements for
permanent structures or permanent changes in existing facilities shall be secured and paid for by
the City unless otherwise specified. The Contractor shall comply with all laws and regulations
bearing on the conduct of the work and shall notify the City in writing if the drawings and
specifications are at variance therewith.
D Protection of Work, Property and Persons
The Contractor shall adequately protect the work, adjacent property and the public and shall be
responsible for any damage or injury due to his act or neglect.
E. Access to Work
The Contractor shall permit and facilitate observation of the work by the City and its agents and
public authorities at all times.
F Changes in the Work
The City may order changes in the work, the contract sum being adjusted accordingly All such
orders and adjustments shall be in writing. Claims by the Contractor for extra cost must be
made in writing before executing the work involved.
G. Correction of Work
The Contractor shall re- execute any work that fails to conform to the requirements of the
contract and that appears during the progress of the work, and shall remedy any defects due to
faulty materials or workmanship which appear within a period of one year from date of
completion of the contract and final acceptance of the work by the City unless the manufacturer
of the equipment or materials has a warranty for a longer period of time, which warranties shall
be assigned by Contractor to City The provisions of this article apply to work done by
subcontractors as well as to work done by direct employees of the Contractor
H. Owner's Right to Terminate Contract
Should the Contractor neglect to prosecute the work properly or fail to perform any provision
of the contract, the City after seven days written notice to the contractor and his surety if any
may without prejudice to any other remedy the City may have, make good the deficiencies and
may deduct the cost thereof from the payment then or thereafter due the Contract or at the
City's option, may terminate the contract and take possession of all materials, tools, appliances
and finish work by such means as the City sees fit, and if the unpaid balance of the contract
price exceeds the expense of finishing the work, such excess shall be paid to the Contractor but
if such expense exceeds such unpaid balance, the Contractor shall pay the difference to the City
I. Payments
Payments shall be made as provided in the Agreements. Payments otherwise due may be
withheld on account of defective work not remedied, liens filed, damage by the Contractor to
others not adjusted, or failure to make payments properly to the subcontractors.
J Contractor's Liability Insurance
Contractor will carry public liability and property damage insurance with carriers satisfactory to
the City in the following amounts.
$50,000 property damage
500,000 public liability (each person)
$1,000,000 public liability (each occurrence)
with endorsements naming the City as an additional insured and will provide the City with
certificates of insurance prior to start of construction and with 30 days notice prior to
cancellation.
Duwamish River Bend Hill Park August 18, 2009
Parking Lot Paving
2
K. Performance Bond
The Contractor shall furnish to the City prior t start of construction a performance bond in an
amount of 100% of the contract in a form acccptablc to the City. In lieu of bond for contracts
less than $25,000, the City may at the Contractor's option, hold 5% of the contract amount as
retainage for a period of 30 days after final acceptance or until receipt of all necessary releases
from the Department of Revenue and the Department of Labor and Industries and settlement of
any liens, whichever is later
L. Liens
The final payment shall not be due until the Contractor has delivered to the City a complete
release of all liens arising out of this contract or receipts in full covering all labor and materials
for which a lien could be filed, or a bond satisfactory to the City indemnifying the City against
any lien.
M. Separate Contracts
The City has the right to let other contracts in connection with the work and the Contractor shall
properly cooperate with any such other contracts.
N Attorneys Fees and Costs
In the event of legal action hereunder the prevailing party shall be entitled to recover its
reasonable attorney fees and costs.
O Cleaning Up
The Contractor shall keep the premises free from accumulation of waste material and rubbish
and at the completion of the work he shall remove from the premises all rubbish, implements
and surplus materials and leave the building broom clean.
P Indemnification
The Contractor shall indemnify defend and hold harmless the City its officers, agents and
employees, from and against any and all claims, losses or liability including attorney s fees,
arising from injury or death to persons or damage to property occasioned by an act, omission or
failure of the Contractor its officers, agents and employees, in performing the work required by
this Agreement. With respect to the performance of this Agreement and as to claims against the
City its officers, agents and employees, the Contractor expressly waives its immunity under
Title 51 of the Revised Code of Washington, the Industrial Insurance Act, for injuries to its
employees and agrees that the obligation to indemnify defend and hold harmless provided for
in this paragraph extends to any claim brought by or on behalf of any employee of the
contractor This waiver is mutually negotiated by the parties. This paragraph shall not apply to
any damage resulting from the sole negligence of the City its agents and employees. To the
extent any of the damages referenced by this paragraph were caused by or resulted from the
concurrent negligence of the City its agents or employees, this obligation to indemnify defend
and hold harmless is valid and enforceable only to the extent of the negligence of the
Contractor its officers, agents, and employees.
Q Prevailing Wages
The Contractor shall pay all laborers, workmen and mechanics the prevailing wage and shall
file the required 'Statement of Intent to Pay Prevailing Wages in conformance with RCW
39 12.040.
R. Discrimination Prohibited
The Contractor shall comply with all Equal Employment Opportunity regulations and shall not
discriminate against any employee, applicant for employment, or any person seeking the
services of the Contractor on the basis of race, color religion, creed, sex, age, national origin,
marital status or the presence of any sensory mental or physical handicap.
Duwamish River Bend Hill Park August 18. 2009
Parking Lot Paving
3-
IN WITNESS WHEREOF the parties hereto executed this Agreement the day and year first
above written.
CITY OF TUKWILA
By By
ature Signature
rated Name: Jim Haeeerton Printed Name:
Title: Mayor Title:
Date: At (1 45
ATTEST /AUTHENTICATED
City Clerk
APPROVED AS TO FORM.
Office of the City Attorney
BY
Duwamish River Bend Hill Park August 18, 2009
Parking Lot Paving
-4-
D
Date:
AUG -06- 2009 15 22 From EVERGREEN
Evergreen Asphalt Concrete, Inc.
P 0 Box 1567
Kent, WA 98035 -1567
Ph/Fax. 253 639 -3779
PROPOSAL SUBMITTED TO:
City of Tukwila
Robert Eaton
4414 Soouth 144th ST
Tukwila, WA 98168
Note; As per plan dated 7/14/09
253639. ?9 To 12067672341 Page 2/2
S3 161 -°°I tgZ>
PROPOSAL
Date I Proposal#
7/22/2009 I 2902
TERMS I SUBMITTE... I JOB ADDRESS
Net 30 DEV Duwamish
Qty Description Rate Total
Duwamish Riverhead Hill;
1 Approx 3,500 sq /ft clew asphalt parking lot, includes includes grading, 4" crushed rock, 3" new 16,100.00 16,700.00T
asphalt, striping, 8 Concrete wheel stops, and 1 Handicap post,
ACCEPr�N E o ptgPO� g- Ia -0/ Sales Tax (9.5
A The above prices, sifications and conditions are satisfactory and are herby accepted. You
are authorized to do the work as specified. Payment is due within 30 days of completion of Total
work. 1.5% PER. MONTH SERVICE CHARGE ON ALL PAST DUE ACCOUNTS. IN
THE EVENT LEGAL ACTION IS TAKEN TO COLLECT ANY AMOUNTS DUE, YOU
AGREE TO PAY ALL LEGAL FEES EXPENSES. THIS QUOTATION IS ONLySignature
VALID FOR THIRTY (30) DAYS.
E -mail:
Web Site:
Evergreenaci u@comcast.net Evergreenasphalt.com
$1,58650
$18,286.50
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Custom Sion s Parkino Signs Handicap Parking 1 Reserved Parkin I Parkino Lot l Tow :Away Permit I De Sions ■-•osts
Aluminum ADA Handicapped Sign Reserved Parking State Disabled Parking Permit Required (handicapped symbol)
SIons
Price List
Material
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PARKING
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PARKING PERMI1
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Free' Shipping -8011-952-1457
for orders of $25.00 Mon-Thu 9 am to 8pm, Fri 9 am to 6 pm EST
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Cart: 0 item. S0.00 $25.0,0 until free shiocinc. FL:hit1'6. 1:41HJ
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ADA Signs Comply with State Laws.
Reflective aluminum material is visible at night. Handicapped
parking signs use 3M's reflective engineer grade film.
Sign is fabricated from aluminum that is rigid and durable and
does not rust.
Signs have predrilled holes for easy installation. Mount signs on
U-Channel posts or fences.
Signs are printed using enamel inks.
Part I< 1467
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Reflect Aluminum 12" 13" 1 Sign .5.
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5" x 8" Handicapped Parkino Violation Stickers
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Size
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8' Tall Baked Enamel Post twIth bolts nuts1
High Strength U Sign Posts
Size
Part=
Package
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21—
5" x 8" (1-1 x W)
D-2060-P,
50 Stick.ersiPack
528,45 526.95 519.50 517.00 514.50 512.50
96" x 3.0625" (li x W)
K 153-3K
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Ruantity Price.
VERTICAL RECTANGLE
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12r .x 18.' 12' 18" 1.5" 15" 1.5"
Order
Quantity
1 2 3 5 20 40+
513.93 513.45 513.23 $12.95 512.45 511.95 L 1 Sign
Yif Add to C art
Quantity
f0 I Pad
Min. Order:
1 Pack
Quantity
10 1 Post
min. Orden
1 Post
PART 1 GENERAL
101 Descnption.
Work Included. Provide all labor, matenals and equipment necessary to supply and install the
following:
A. Pre -Cast Concrete Wheelstops
B Handicapped Parking Stall Sign
1 02 Related Sections
Section 02510 Asphalt Paving
1 03 Quality Assurance.
Duwamish Riverbend Hill
4/06/09
SECTION 02870 PAGE 1
SITE FURNISHINGS
A. Manufacturer's Instructions. Adhere to manufacturer's instructions for product handling,
assembly, installation, and maintenance
B Manufacturer's original factory finish must be intact for the installation to be considered
satisfactory On -site touch -up will not be accepted.
1 04 Submittals For each Product Specified, submit the following for approval prior to delivery
A. Manufacturer's product data.
B Manufacturer's installation instructions.
PART 2 PRODUCTS
2.01 General.
A. Comply with Manufacturer's recommendations at all times
B All products shall be supplied as specified, or approved equal.
2.02 Pre -Cast Concrete Wheelstops
A. Wheelstops shall be gray (six feet long by eight inches wide by six inches high) pre -cast
concrete. Wheelstops will be anchored using 18 inch long by half inch diameter rebar
driven into the ground so top of rebar is flush with top of the wheelstop
2.03 Handicapped Parking Stall Sign.
A. The Handicapped Parking Stall Sign shall be aluminum ADA handicapped sign reading
"Reserved Parking, State Disabled Parking Permit Required" mounted on high strength
PART 3 EXECUTION
3 01 Examination.
3 03 Surface Installations.
3 06 Cleanup
Duwamish Riverbend Hill
4/06/09
SECTION 02870 PAGE 2
SITE FURNISHINGS
steel U- channel post with baked enamel finish. Manufactured by My Parking Sign,
www.mvoarkinasign.com, 1- 800 952 -1457, Part# K -1467 for 12 "x18" sign and part# K-
153-8K for 8 ft. post.
Verify installation conditions as satisfactory to receive work of this Section. Do not install until
unsatisfactory conditions are corrected. Beginning work constitutes acceptance of conditions as
satisfactory
3 02 Direct Burial Installations.
A. All below -grade steel components scheduled for direct burial installation shall be coated
in an approved manner prior to installation, typically either factory powder coating or hot
dipped galvanized.
B Concrete footings shall be neatly and evenly crowned slightly above adjacent finished
grade where adjacent finished grade is generally level, matching adjacent finished grade
where adjacent finished grade is sloped, or level to the bottom of base aggregate where
installation in paved areas is scheduled.
C. Remove all concrete slurry from surrounding surfaces and site furnishings prior to request
for inspection.
A. Surface installations shall be made only upon approved concrete surfaces.
B Use only manufactured approved anchoring devices.
3 04 Installation of Manufactured Items
Install all equipment in accordance with Specifications, Drawings and manufacturer's directions.
Where these may be in conflict, the more stnngent requirements govern.
3 05 Installation of Fabricated Items.
All fabricated items shall be installed consistent with the direction of the Owner's
Representative
Remove all metal, wood, and concrete debns, protective wrappings and coverings, and shipping
matenals from the project site. Remove all residues, repair all stains, scuffs, abrasions, and
Duwamish Riverbend Hill
4/06/09
SECTION 02870 PAGE 3
SITE FURNISHINGS
marks from the finished product pnor to requesting inspection. Fully restore all areas of the site
that were impacted by the installation activities.
END OF SECTION 02870
x- 19 "0 9
PART 1 GENERAL
101 Descnption.
Furnish all matenal, labor, services and related items required to complete work indicated on
Drawings and specified herein. The items of work to be performed shall include but may not be
limited to the following; asphalt patching, installation of tack coat and fabnc, and the import,
placement, and compaction of asphalt paving.
1 02 Related Sections
103 References.
This section references the latest revisions of the following documents They are a part of this
section as specified and modified. In case of conflict between the requirements of this section
and those of the listed documents, the requirements of this section shall prevail.
Reference Title
AASHTO M17 Mineral Filler for Bituminous Paving Mixtures
The City of Seattle Standard Specifications for Road, Bndge and Municipal Construction (most
recent edition)
1 04 Quality Assurance
8 l -o qA
Duwamish Riverbend Hill
4/06/09
SECTION 02510 PAGE 1
ASPHALT PAVING
A. The Contractor must be expenenced in work of the highest professional quality and have
facilities and personnel adequate for the work specified. The Contractor must acquaint
themselves with all work related to site improvements and other work.
B Test Reports shall be done under the supervision of the Contractor and in accordance with
the General and Supplementary Conditions of the Contract. Tests must be performed by a
certified testing agency or licensed laboratory The Engineer may require execution of
tests described below, at the Contractors expense Two copies of the results of each test
shall be submitted to the Engineer for approval prior to continuation of the work to be
tested, unless otherwise directed.
ASTM C131
ASTM D1557
WSDOT Test
WSDOT Test
Other tests as may
Test Method for Resistance to Degradation of Small Size Course
Aggregate.
Test Method for Moisture Density Relations of Soils and Soil
Aggregate Mixtures Using 10-lb (4.54 kg) Rammer and 18 -in (457
mm) Drop
Method of test for Determination of Method 705 Degradation
Value.
Maximum Specific Gravity of Bituminous Paving Mixtures
Method 113
be referenced elsewhere in this Section.
105 Submittals.
Duwamish Riverbend Hill
4/06/09
SECTION 02510 PAGE 2
ASPHALT PAVING
A. The Contractor shall submit to the Engineer wntten matenals containing the following
information. Materials to be used and the proposed method of application and procedures
to be followed.
B
Fabrics. Submit manufacturer's product specifications and recommended installation
procedures to the Engineer for approval pnor to delivery to the project site.
C. Fine Aggregate for Class B Paving Asphalt: The Contractor shall submit to the Engineer,
for approval pnor to delivery to the project site(s), a single 1/2 cubic foot sample in a
secure container Attach to the container the supplier name, address, and telephone
number, batch number (if applicable), date, and sieve analysis.
PART 2 PRODUCTS
2.01 Base Aggregate.
Type 1 mineral aggregate per City of Seattle Standard Specification (most recent edition)
Sections 9 -03 16 (5/8" minus crushed rock) Graduation of the base course shall be
Sieve Size Percent Passing
5/8" square sieve 100
1/4" square sieve 50 75
No 40 sieve 8 24
No 200 sieve 10 0 maximum
2.02 Fabric. Fabric installed as a protective membrane over existing asphalt paving shall be a
needle punched non -woven polypropylene fabric having the following minimum properties in
the weakest principal direction.
Property Minimum Value Test Method
Weight 3.6 oz. /sq. yd. ASTM D3776
Tensile Strength 90 lbs. ASTM D4632 -91
Tensile Elongation 50% ASTM D4632 -90
Asphalt Retention 0.20 gal. /sq.yd. Phillips Procedure, Task Force 25, Method 8, TX
DOT 3099 (or equivalent)
Melting Point 300 degrees F ASTM D 276 -87
The fabric used shall be "Petromat" by Amoco Fabrics and Fibers Company distributed by
Charles R. Watts Company (4121 6th Ave. NW, Seattle, WA, phone 206 783 -8400) or
approved equal.
2.04 Asphaltic Concrete Wearing Course
A. Class B Asphalt, hot plant mix.
B Aggregate.
Mineral aggregate shall meet the requirements of the Seattle Standard Specifications
(most recent edition), Section 9 -03 8, Aggregates for Asphalt and shall meet the
following requirements for particle gradation.
Sieve Size Passing
5/8" Square 100
1/2" Square 90 -100
3/8" Square 75 90
1/4" Square 55 75
U.S #10 32 -48
U S #40 11 24
U S #80 6 15
U S #200 3 7
C. Bituminous Materials,
PART 3- EXECUTION
3 01 Barriers
1 Asphalt furnished under these specifications shall not have been distilled at a
temperature high enough to injure by burning or to produce flecks of
carbonaceous matter, and upon arrival at the work, shall show no signs of
separation into lighter and heavier components
2. Asphalt shall be Medium Cunng Liquid Asphalt, meeting or exceeding the
characteristics defined in the Seattle Standard Specification Section 9- 02.1(2), and
the following additional requirements
Characteristic Value Range
Mineral Filler 3 0 7 0%
Asphalt 4 0 7.5% of total mixture
Sand Silt Ratio 5.5 10.5
The Contractor shall erect and maintain barricades, canopies, guards, and warning signs to the
extent required by law and as is prudent for the protection of the pubhc and protection of the
work.
3 02 New Asphalt Paving (including patching)
Duwamish Riverbend Hill
4/06/09
SECTION 02510 PAGE 3
ASPHALT PAVING
Duwamish Riverbend Hill
4/06/09
SECTION 02510 PAGE 4
ASPHALT PAVING
A. In areas of new paving, or where existing paving has been removed during the demolition
phase of work, new asphaltic concrete paving shall be placed over compacted base
aggregate. Recycled asphalt or other recycled paving matenals shall not be used as sub-
base materials
B Place base aggregate as required to attain a total depth of 4 inches and compact to 95
percent density
3 04 Tack Coat:
1 Patching If existing base matenal does not meet requirements for density,
Contractor shall remove the existing base material in the areas to be patched and
install new base aggregate to a depth of 4 inches and compact to 95 percent
density
2. New Asphalt Pavement: Place a minimum of 4 inches of base aggregate and
compact to 95% density
C. Install new Class B Asphalt per paragraph 3 06 Minimum asphalt thickness shall be 3
inches.
1 New asphalt patching shall meet the grade of adjacent existing asphaltic concrete
paving (to remain) Edges of new and existing pavement shall be flush without
ndges or gaps, tack sealed as required and shall be tamped at a 45 degree angle on
all exposed edges.
2. New asphalt pavement edges shall be tapered to meet existing or proposed grades
as required or as directed by the Engineer
3 03 Existing Asphalt Paving Preparation.
Existing asphalt paving to receive the new wearing course of asphaltic concrete shall be
thoroughly cleaned of all dirt, water and oil to the satisfaction of the Engineer Cracks 1/8 inch
wide or greater shall be cleaned and filled with bituminous matenal or by a method approved by
the Engineer Large cracks, faults or potholes shall be repaired as specified above for New
Asphalt Pavement (patching)
A. All new asphalt pavement patching shall abut existing asphalt pavement that has been
machine saw -cut pnor to patching operations. The new asphalt shall be allowed
sufficient time to cure (min. 24 hrs.) before applying the tack coat. The tack cost shall be
applied in an even manner, adequately covenng the points in all directions All asphalt
pavement areas shall be cleaned prior to beginning the tack coat applications.
B. An asphalt tack coat shall be applied uniformly in controlled amounts throughout
areas to receive paving fabric. Apply tack coat at the rate of 0.20 0.30 gallons per
square yard (optimum application rate is 0.25 gallons per square yard) using a
mechanical distributor meeting the requirements of the City of Seattle Standard
3.05 Fabric.
3 06 Asphalt:
Duwamish Riverbend Hill
4/06/09
SECTION 02510 PAGE 5
ASPHALT PAVING
Specifications Section 5- 02.3(1). Tack coat application rates may be monitored by the
Engineer to verify compliance with this paragraph.
C. The allowable temperature range for tack coat material is 290 325 degrees Fahrenheit.
D Where the new asphalt paving abuts a curb or gutter, cold pavement Joint, trimmed meet
line, or any metal surface, a thin tack coat of asphalt shall be applied on the vertical face
of the abutting surface by hand painting pnor to paving. The application on the contact
surfaces shall be thin and uniform in order to avoid an accumulation of excess asphalt in
puddles. The Contractor shall not apply the tack coat on vertical contact surfaces above
the finished height of the asphalt concrete being placed. Tack coat to extend three inches
beyond the edge of fabnc area.
Install paving fabric throughout the entire area to be paved with asphaltic concrete pavement.
Install all paving fabrics to the manufacturer's specifications as submitted to, and approved
by, the Engineer Equipment used for placement of paving fabric shall be designed and
constructed specifically for fabric placement.
A. Placement: A course of asphaltic concrete shall be installed to the lines and grades as
indicated on the drawings The hot plant mix shall have an installation temperature of
275 -300 degrees. Compaction thickness shall be as shown on Drawings but in no case
shall the compacted thickness be less than 3 inches in areas that are to be used as parking
lots, service roads, ramps, and other load beanng surfaces. Compaction shall be
accomplished by rolling with a powered steel wheel tandem roller weighing not less than
3, and not more than 5 tons, the finish roller weighing not less than 1 ton. The hot plant
mix shall be spread by methods and in a manner to produce a uniform density and
thickness to meet a tolerance of 1/4 inch in 10 feet measured in any direction.
B In locations where more than one lift of asphaltic concrete is specified on the Drawings,
the base lift shall not exceed 3 inches in depth.
C. Curing and Cleaning: New asphalt pavement must be completely cured (minimum of
seven days of warm, dry weather, longer if cold or damp), prior to application of any
materials Pavement needs to be clean and free of all foreign matter A high- pressure
washer, air broom or hand sweeper shall be used as required. Removal of grease and oil
may require the use of a strong detergent only as approved by the Engineer After using
detergents the surface must be thoroughly flushed with water and removed from the site
while not allowing the detergent to enter the storm sewer system.
END OF SECTION 02510