Roadways and Parking Lots (Sec. 07243)

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ROADWAYS AND PARKING LOTS - SECTION 07243
PART 1 – GENERAL
1.01
WORK INCLUDED
A. Section includes all, labor, materials, equipment, and related services for constructing and
reconstructing roadways. Work scope includes (but not limited to) Work Summary – Section
01010.
B. CONTRACTOR shall sequence construction so as to minimize disruption of access to all
roadway users.
C. CONTRACTOR shall be responsible for Digger’s Hotline locates, site safety, resident access,
traffic control, and protection of existing facilities, features and structures at all times.
1.02
RELATED SECTIONS
A. See Table of Contents
1.03
GOVERNING AGENCIES AND APPLICABLE CODES/GUIDELINES/REGULATIONS
A. State of Wisconsin Department of Transportation (WisDOT)
1. WisDOT Standard Specifications for Highway and Structure Construction (WisDOT
Standard Specifications)
2. WisDOT Facility Development Manual (FDM)
3. WisDOT Construction and Materials Manual
4. WisDOT Approved Product List
5. WisDOT Pit and Quarry Listing [latest edition]
B. Village of Germantown
1.
2.
3.
4.
Municipal Code
Design, Drafting & Construction Standards & Specifications (Sec. 1-9)
Village Board and Committee actions
DPW Director, Village ENGINEER, Utility Superintendent discretion
C. Other
1. American Association of State Highway and Transportation Officials (AASHTO)
Geometric Design of Highways and Streets (latest ed.)
2. AASHTO) Guidelines for Geometric Design of Very Low-Volume Local Roads
(ADT<400) (latest ed.)
3. Manual of Uniform Traffic Control Devices (MUTCD)
4. Wisconsin Asphalt Pavement Association (WAPA) Design Guide
5. 28 CFR Part 36, “ADA Standards for Accessible Design”
6. Southeast Wisconsin Regional Planning Commission (SEWRPC)
7. Manufacturer specifications
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ROADWAYS AND PARKING LOTS - SECTION 07243
1.04
QUALITY ASSURANCE
A. Work described in specifications and shown on the construction drawings, and all work
necessary to completely finish work as described and shown, is to be executed in a
professional manner.
B. All work shall be done by persons who are thoroughly experienced and trained in their
particular trade or craft.
1.05
METHODS OF MEASUREMENT/BASIS OF PAYMENT
A. No explicit direct payment shall be made for incidental work under this section.
CONTRACTOR shall include all direct & indirect costs for this work in unit prices provided.
1.06
SITE CONDITIONS
A. Protect existing buildings, patios, gardens, vehicles, landscaping, walks, roads, fences, drives,
curbs, utilities, and other features from damage from work of this Section.
B. In event of damage, immediately make all repairs and replacements necessary subject to
approval of ENGINEER and at no additional cost to OWNER.
1.07
SCOPE OF WORK
A. Work scope includes (but not limited to) Work Summary – Section 01010.
PART 2 – DESIGN CRITERIA
2.01
GEOTECHNICAL SERVICES REPORT
A. A geotechnical ENGINEER shall be retained to assess and evaluate site conditions and
subsurface conditions, and to recommend pavement structures
B. The report shall be prepared, sealed and signed by a Wisconsin P.E.
2.02
HMA PAVEMENTS
A. Design Life = 20 years
B. Terminal Serviceability = 2.0
C. Reliability = 85%
D. Initial Serviceability = 4.2
E. Standard Deviation = 0.45
2.03
GEOMETRICS
A. Conform to WisDOT FDM Sec. 11-10
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ROADWAYS AND PARKING LOTS - SECTION 07243
2.04
LOCAL ROADS
A. ADT>400: Conform to AASHTO Geometric Design of Highways and Streets Ch. 5
B. ADT<400: Conform to AASHTO Guidelines for Geometric Design of Very Low-Volume
Local Roads
C. Conform to Municipal Code Sec. 18.07 Tables 2, 2a, and 3; Definitions in Municipal Code
Sec. 18.07(1)
2.05
COLLECTOR ROADS
A. Conform to AASHTO Geometric Design of Highways and Streets Ch. 6
B. Conform to Municipal Code Sec. 18.07 Tables 2, 2a, and 3; Definitions in Municipal Code
Sec. 18.07(1)
2.06
ARTERIALS
A. Conform to AASHTO Geometric Design of Highways and Streets Ch. 7
B. Conform to Municipal Code Sec. 18.07 Tables 2, 2a, and 3; Definitions in Municipal Code
Sec. 18.07(1)
2.07
INTERSECTIONS
A. ADT>400:
1. Conform to AASHTO Geometric Design of Highways and Streets Ch. 9
2. Conform to WisDOT FDM Sec. 11-25
B. ADT<400: Conform to AASHTO Guidelines for Geometric Design of Very Low-Volume
Local Roads
C. Acceleration, Deceleration and By-pass Lanes are required at all residential subdivision,
commercial center and retail center entrances
2.08
LONGITUDINAL SLOPE
A. 1% min.; 10% max.
2.09
CROSS-SLOPES
A. Driving Lane = 3%
B. Parking Lane = 3%
C. Acceleration / Deceleration Lane = 3%
D. Gravel Shoulder = 4%
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ROADWAYS AND PARKING LOTS - SECTION 07243
E. Ditches = 4H:1V preferred (3H:1V max.)
F. Sidewalk = 2%
PART 3 –SUBGRADE
3.01
EARTH SUBGRADE
A. Conform to WisDOT Standard Specification Sec. 211.3.2
3.02
SURFACE ELEVATION TOLERANCE
A. ±0.10’
3.03
COMPACTION
A. 95% Modified Proctor
3.04
WEATHER CONSTRAINTS
A. Compaction prohibited during rainfall and on wet surfaces
3.05
GEOTECHNICAL FABRIC
A. In event of proof-roll failure, place Type SR to overlay utility crossings; Conform to
WisDOT Standard Specifications Sec. 645
PART 4 – BASE COURSE
4.01
MATERIALS
A. New Construction or Reconstruction:
1. Bottom Layer: 3” gradation crushed interlocking limestone aggregate from a quarry
source
2. Middle Layer: 1-¼“ gradation crushed interlocking limestone aggregate from a quarry
source
3. Top Layer: ¾“ gradation crushed interlocking limestone aggregate from a quarry source
4. Quarry Source: Quarry source shall be listed on the WisDOT Pit and Quarry Listing
[latest edition]
5. Gradations: Gradations shall conform to WisDOT Standard Specifications Sec. 305
B. Pulverize & Overlay: Pulverized pavement acceptable when recommended by Geotechnical
Services Report
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ROADWAYS AND PARKING LOTS - SECTION 07243
4.02
THICKNESSES
A. Comply with Geotechnical Services Report accepted by Village ENGINEER
4.03
SURFACE ELEVATION TOLERANCE
A. ±0.05’
4.04
COMPACTION
A. 95% Modified Proctor
B. Conform to WisDOT Standard Specification Sec. 305.3.2
4.05
WEATHER CONSTRAINTS
A. Compaction prohibited during rainfall and on wet surfaces
PART 5 – HOT MIX ASPHALT (HMA) PAVEMENTS
5.01
WISCONSIN ASPHALT PAVEMENT ASSOCIATION DESIGN GUIDE
Classification
Applications
LT
<2 Million
ESALs
 Residential driveways
 Parking lots
 Schools & recreational
areas
o Playgrounds/tracks
o Bike paths
o Sidewalks
 Low volume roadways
o Subdivision streets
o Collector streets
o Town roads
o County roads
 Industrial parking lots
o Loading docks
o Bus stops
 Medium volume
roadways
o Arterial streets
o Roundabouts
o Slow moving traffic
o Town roads
o County roads
 Truck terminals
 Industrial roadways
o Arterials
MT
2-8 Million
ESALs
HT
<8 Million
ESALs
Upper Layer
Binder Designation
Standard (S)
No modification for
normal traffic
situations
Asphalt Mixes
Standard (S)
No modification for
normal traffic
situations
MT 58-28 S
Heavy (H)
To accommodate
slow moving traffic
situations
MT 58-28 H
Heavy (H)
To accommodate
slow moving traffic
situations
HT 58-28 H
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LT 58-28 S
ROADWAYS AND PARKING LOTS - SECTION 07243
5.02
THICKNESSES
A. Comply with Geotechnical Services Report accepted by Village ENGINEER
5.03
Layer
Nominal Size
(mm)
Min. Layer
Thickness (in)
Binder
Surface
19
12 ½
2¼
1¾
Max. Lower
Layer Thickness
(in)
4
N/A
Max. Upper
Layer Thickness
(in)
N/A
2½
HMA TEMPERATURE
A. HMA temperatures on project site shall range between 250°F and 300°F
5.04
MINIMUM DENSITY
Location
Traffic Lanes
E-0.3, E-1, E-3
91.5%
E-10
92.0%
Conform to WisDOT Standard Specifications Sec. 460.3.3.1
5.05
CALENDAR & WEATHER CONSTRAINTS
A. Paving prohibited between Oct. 15 and May 1 unless authorized in writing by Village
ENGINEER; Conform to WisDOT Standard Specifications Sec. 450.3.2.1
B. Paving prohibited when air temp. 3’ above grade in shade and away from artificial heat
sources is < 36°F; Conform to WisDOT Standard Specifications Sec. 450.3.2.1
C. Paving prohibited during rainfall
D. Paving prohibited on wet surfaces
5.06
FINAL PAVING SCHEDULE
A. Pave surface lift at 80% build-out or 3 years after binder lift paved (whichever is first)
PART 6 – CONCRETE PAVEMENTS
6.01
TRAFFIC & AUXILIARY LANES
A. Conform to WisDOT Standard Specifications Sec. 415 and WisDOT FDM 14-10-10
6.02
CURING
A. Liquid curing compound; Conform to WisDOT Standard Specifications Sec. 415.2.4
6.03
JOINTING
A. Longitudinal: Centerline, lane edges
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ROADWAYS AND PARKING LOTS - SECTION 07243
B. Transverse:
Pavement Thickness (in)
5 ½, 6, 6 ½
7, 7 ½
8, 8 ½
9, 9 ½
10 and above
Dowel Bar Dia. (in)
None
1
1¼
1¼
1½
Joint Spacing (ft)
12
14
15
15
15
C. Conform to WisDOT FDM 14-10-10 Sec. 10.6.1, SDD 13C11, and SDD 13C13
6.04
WEATHER CONSTRAINTS
A. Paving prohibited when air temp. in shade and away from artificial heat sources is < 35°F;
Conform to WisDOT Standard Specifications Sec. 415.3.15.1
B. Paving prohibited during rainfall
C. Paving prohibited on wet surfaces
6.05
CURB & GUTTER
A. Public Roads: 30” mountable (typ.); 30” rejecting at cul-du-sac islands
B. Slip-form preferred
C. Conform to Village Standard Details
D. Conform to WisDOT Standard Specifications Sec. 601
6.06
CUL-DU-SACS
A. Plowable nose required
B. Conform to Village Standard Detail
6.07
SIDEWALKS
A. Width: 5’ min.
B. Thickness: 5” min.
C. Cross-slope = 2%
D. Slip-form preferred
E. Conform to Village Standard Details
F. Conform to WisDOT Standard Specifications Sec. 602
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ROADWAYS AND PARKING LOTS - SECTION 07243
6.08
DRIVEWAYS
A. Residential Width at curb or shoulder = 25’ max.
B. Commercial or Retail Width at curb or shoulder = 45’ max.
C. Conform to Village Standard Details
PART 7 – AMERICAN DISABILITIES ACT ACCESSIBILITY
7.01
CURB RAMPS
A. Required for all intersections having pedestrian path and sidewalk
B. Required for all passenger loading zones
C. Required for all commercial, industrial and retail center driveways having pedestrian path and
sidewalk
D. Truncated domes required at all curb ramps
E. Conform to 28 CFR Pt. 36 App. A Sec. 4.7
F. Conform to WisDOT FDM 11-46-10 and SDD 8D5 (Sheets a to e)
7.02
PARKING
A. Situate as close to accessible building entrances as possible
B. Slope = 2% max (in all directions)
C. Van-to-regular accessible space ratio: 1:6
D. Stall lengths = 20’ min.
E. Stall widths:
1. Car = 96” min.
2. Van = 132” min.; or 96” min. with 96” aisle
F. Signage and pavement markings required for ea. stall
G. Conform to 28 CFR Pt. 36 App. A Sec. 4.6
PART 8 – TRAFFIC CONTROL
8.01
TEMPORARY
A. Conform to WisDOT Standard Specifications Sec. 643
B. Conform to MUTCD Part 6
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ROADWAYS AND PARKING LOTS - SECTION 07243
C. Detours: Post signs along entire detour route
8.02
PAVEMENT MARKINGS
A. Conform to WisDOT Standard Specifications Sec. 646
B. Conform to MUTCD Part 3
8.03
SIGNS
A. Conform to WisDOT Standard Specifications Sec. 637
B. Conform to MUTCD Ch. 2A, 2B, 2C
PART 9 – INSPECTION & TESTING
9.01
SCHEDULING
A. Contact ENGINEERing Dept. (262) 250-4721 two business days before construction to
schedule inspection(s)
9.02
PROOF-ROLLS
A. Use a fully-loaded tri-axle dump truck
B. Conduct on sub-grade and on base course
C. Ruts exceeding 1” depth are considered failure
D. In event of failure, EBS, geotechnical fabric Type SR, or a combination of both are
acceptable remedies
1. When using geotechnical fabric Type SR, conform to WisDOT Standard Specifications
Sec. 645
PART 10 – LIST OF VILLAGE STANDARD DETAILS
10.01
RESERVED
PART 11 – OTHER REQUIREMENTS
11.01
GENERAL
A. CONTRACTOR shall be responsible for Digger’s Hotline locates, site safety, resident access,
traffic control, erosion & sediment control, and protection of existing facilities, features and
structures at all times
B. At end of each day, open excavations shall not exceed 25 ft. in length.
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ROADWAYS AND PARKING LOTS - SECTION 07243
C. At end of each day, CONTRACTOR shall erect barricades with flashers and snow fencing
surrounding excavations.
D. Sawcut Exist Pavements: Wheel mounting saw required; Sawcut full-depth; Conform to
WisDOT Standard Specifications Sec. 690
E. Inlet Protection: Conform to Wisconsin DNR Technical Standard #1060
F. Dewatering: Conform to Wisconsin DNR Technical Standard #1061
11.02
HEALTH AND SAFETY
A. CONTRACTOR is responsible to determine health and safety requirements sufficient to
provide for employee protection.
B. CONTRACTOR shall comply with all federal codes, State of Wisconsin statutes and
regulations, and Village of Germantown ordinances and specifications, and with any site
specific safety plans developed by ENGINEER.
C. At end of each working day, open excavations shall not exceed 25’ in length and shall be
clearly protected with snow fence erected around the open excavation.
11.03
DOCUMENTATION
A. ENGINEER will keep a continuous field record of WORK. CONTRACTOR will assist
ENGINEER in collecting the following data as needed:
1.
2.
3.
4.
5.
Date and time of beginning and completion of each work day.
Equipment on site.
Material used.
Location of installed pipe.
Any other applicable information.
END OF SECTION 07243
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