ATT H - Pontiac Creek.pdf

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Attached to
WRC: As Needed Drain & Channel Maintenance
Solicitation number
Oak-0000000972
Issued by
Michigan

About this file

The document is a technical design and project plan for the Pontiac Creek Extension Drain Repair project, prepared by Oakland County Public Works in Michigan. The project involves sewer and drainage infrastructure repair, including removing existing drainage structures, installing new sewer pipes (45 feet of Class C, 15-inch concrete sewer), performing structure taps, and conducting related site work. The project quantities include 1 drainage structure removal, 103 feet of sewer removal, 140 square yards of pavement removal, 140 square yards of aggregate base installation, and associated restoration and traffic control measures. The work area is located near Walkins Lake Road, with a detailed vicinity map and proposed cross-section provided.

The project includes comprehensive provisions for utility notification, soil erosion control, landscaping protection, and traffic management. Specific requirements include contacting MISS DIG for underground utility location, carefully managing lawn sprinkler systems and landscaping, implementing soil erosion measures, and maintaining traffic flow with detours and temporary signage. The contract specifies restoration standards, including 2 inches of topsoil, compost, seeding, and mulch blanket. The project will require temporary relocation of mailboxes, careful management of existing utilities, and adherence to Oakland County Road Commission (RCOC) and Michigan Department of Transportation (MDOT) specifications for construction and traffic control.

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Text version

FINAL ROW PLAN REVISIONS (SUBMITTAL DATE: )

NO SCALE

DATE: CS: NOTE SHEET DRAWING SHEET

NO. DATE AUTH DESCRIPTION NO. DATE AUTH DESCRIPTION DESIGN UNIT: JN: Pontiac Creek Ext Drain Repair 1 of 3 TSC: At Watkins Lake Road

GENERAL NOTES

UTILITIES

MISS DIG/UNDERGROUND UTILITY NOTIFICATION

For the protection of underground utilities and in conformance with Public Act 174 of 2013, the Contractor shall contact MISS DIG System, Inc. by phone at 811 or 800-482-7171 or via the web at either elocate.missdig.org for single address or rte.missdig.org, a minimum of 3 business days prior to excavating, excluding weekends and holidays.

OUT OF SERVICE UTILITIES

If plan information indicates an existing underground utility is or will be out of service within the limits of this contract, the Contractor is cautioned to treat such a line as if it were still in service and notify "Miss Dig" when working in the area of the out of service facility.

EXISTING WATER MAINS AND SEWERS

The Contractor shall be responsible for any damage to properly identified existing water mains and/or existing sewers during the construction of this project.

ROW / REAL ESTATE

LAWN SPRINKLER SYSTEMS AND LANDSCAPING

Owners of existing lawn sprinkler systems and/or landscaping shall be notified (in writing with a copy sent to the Engineer) by the Contractor two weeks in advance of any work to be done that will affect those systems and/or landscaping. If the property owner fails to relocate the lawn sprinkler system prior to the Contractor beginning work, and if the Contractor cuts the system during the construction, the Contractor shall cap the system pipe and witness the location of the cap with a wooden stake for the property owner’s use. The Contractor shall place the salvaged sprinkler heads on the property owner’s property. If the property owner fails to relocate the landscaping prior to the Contractor beginning work, the Contractor shall carefully salvage the landscaping items and stockpile them on the property owner’s property for the property owner. Any other modification to the lawn sprinkler systems and/or landscaping is the responsibility of the owner and is not part of this contract. This work is included in other items of the project.

EARTHWORK

BACKFILL FOR SEWER AND CULVERTS

Backfill shall be per current RCOC specifications for construction and materials.

SOIL EROSION MEASURES

Appropriate soil erosion and sedimentation control measures shall be in place prior to earth-disturbing activities. Place turf establishment items as soon as possible on potential erodable slopes as directed by the Engineer. Critical ditch grades shall be protected with either sod or seed/mulch or mulch blanket as directed by the Engineer.

PEAT EXCAVATION AT CULVERTS

At the time of peat excavation, the specific treatment called for on plans at any given swamp shall be widened out at culverts to provide stable foundation for the entire length of culvert, including head walls or end sections.

MAILBOXES

Mailboxes within the limits of excavation as determined in the field shall be temporarily relocated for operations and service shall be maintained.

Movement and reinstallation shall be incidental to construction and the cost included in other pay items.

DRAINAGE

ILLICIT CONNECTIONS TO STORM WATER SYSTEM

Connections to existing storm conveyance systems not shown on the plans must be reconnected with minimal interruption in service. Size, type and location by station and offset and any suspect illicit discharge observed shall be reported to the Engineer prior to reconnecting.

Contractor shall proceed as directed by the Engineer.

TEMPORARY BULKHEADS

Temporary bulkheads may be required for the part width construction of the culverts and sewers. All cost associated with the temporary bulkheads are included in the item of the pipe.

PAVEMENT

PAVEMENT AND HMA SURFACE REMOVAL QUANTITIES

Pavement and HMA Surface removal as shown on the plans will be at the discretion of the Engineer. If in his/her judgment, areas of pavement may be left in place, or additional areas added to provide the proper cross-section and base. Changes will be made in the quantities.

TEMPORARY TRAFFIC CONTROL

Traffic shall be detoured (see page 3)

TURF ESTABLISHMENT

RESTORATION

Restoration shall be per current RCOC specifications. Construction shall include the following, constructed in conformance with 816.03 of the 2012 MDOT standard specifications for construction:

2” - Topsoil Surface, Salv ¼” - Compost 220 lb/acre – Seeding Mixture TUF Mulch Blanket

Contractor shall be responsible for satisfactory completion of restoration requirements per RCOC permit.

SIGNS

GENERAL

All signs shall be installed, removed and/or salvaged according to the current edition of "Michigan Manual on Uniform Traffic Control Devices" and the current edition of Michigan Department of Transportation (MDOT) "Standard Specifications for Construction."

All signs on the plans or in the log that do not have a recommendation are to be retained.

EXISTING SIGN RELOCATION

Any permanent signs requiring relocation due to Contractor operations shall be salvaged and reset by the Contractor at locations designated by the Engineer. Signs and posts damaged during the removal and storage operations shall be replaced with new signs and posts. The cost of this work shall be borne by the Contractor.

SIGN INSTALLATION

When attaching signs to supports, tighten the nut, not the bolt head.

Nylon washers shall be placed between the steel washer and the sign face sheeting. The nylon washers are to be considered part of the attaching devices and hardware. Nylon washers shall have a 3/8 inch inner diameter, a 7/8 inch outer diameter and a 1/16 inch thickness.

PROJECT QUANTITIES

Items shall be per MDOT 2012 Standard Specifications for

Constructed, except where modified herein (see notes)

Item Unit QTY Notes

Dr Structure, Rem ea 1

Change 203.02 Materials - From Granular Material Class III, To Granular Material Class II

Sewer Rem, less than 24" ft 103

Change 203.02 Materials - From Granular Material Class III, To Granular Material Class II

Pavt, Rem syd 140

Aggregate Base, 8", CIP syd 140 Structure Tap ea 3

Dr Structure, 24" Dia ea 1

Sewer, Cl A, CSP, 12" ft 34

Change 401.03.D. - Delete Granular Material Class III, Delete Granular Material Class IIIA

Sewer, Cl C, Conc., 15" ft 45

Change 401.03.D. - Delete Granular Material Class III, Delete Granular Material Class IIIA

Shoulder, Cl II, 8" syd 33

Hand Patching syd 140

HMA, 4C, 2" lift HMA, 3C, 3" Lift HMA, 2C, 4" lift PG 64-22 - All mixes

Pavt Mrkg, Waterborne, 4", Y ft 83

Pavt Mrkg, Waterborne, 4", W ft 120 Restoration lump 1 See Note Minor Traffic Devices lump 1 Barricade, Type III, High Intensity, Furn ea 8 Barricade, Type III, High Intensity, Opp ea 8 Sign, Type B, Temp Py, Furn sft 279 Sign, Type B, Temp Py, Opp sft 279

VACINITY MAP (NO SCALE)

Waterford Township

Section

Project Location wilsong Typewritten Text 3/22/16

Install 45' - Sewer, Cl C, Conc, 15" Tap into existing man holes (2).

(A

BA

ND

ON

ED

wilsong Line wilsong Sticky Note Unmarked set by wilsong wilsong Typewritten Text 10' wilsong Line wilsong Typewritten Text 10' wilsong Line wilsong Line wilsong Line wilsong Line wilsong Line wilsong Line wilsong Line wilsong Line wilsong Line wilsong Line wilsong Line wilsong Polygonal Line wilsong Polygonal Line wilsong Polygonal Line wilsong Polygonal Line wilsong Polygonal Line wilsong Polygonal Line wilsong Line wilsong Line wilsong Line wilsong Line wilsong Line wilsong Typewritten Text Structure, Rem (Salvage Casting) wilsong Typewritten Text

BULKHEAD

wilsong Polygonal Line wilsong Line wilsong Text Box

REM

wilsong Callout Limits of Pavt, Rem. Sawcut at limits (included in Pavt, Rem) wilsong Text Box

BULKHEAD

wilsong Typewritten Text wilsong Typewritten Text wilsong Typewritten Text wilsong Typewritten Text SW Pr. 15" Inv. 952.07 wilsong Typewritten Text NE Pr. 15" Inv. 952.40 W Pr. 12" Inv. 957.00 wilsong Callout wilsong Callout wilsong Typewritten Text Ex. Edge of Pavement (13' from centerline, typ) wilsong Typewritten Text Ex. Centerline wilsong Polygonal Line wilsong Callout 25' Sewer Rem, Less than 24" wilsong Callout 52' Sewer Rem, Less than 24" wilsong Polygonal Line wilsong Polygonal Line wilsong Line wilsong Line wilsong Callout wilsong Typewritten Text Ex. Centerline Ele. 961.04 +/-wilsong Rectangle wilsong Callout wilsong Callout wilsong Polygonal Line wilsong Callout wilsong Polygonal Line wilsong Typewritten Text 11' Lane (typ) wilsong Polygonal Line wilsong Polygonal Line wilsong Typewritten Text 3' Gravel Shoulder (typ) wilsong Typewritten Text 2' HMA Shoulder (typ) wilsong Callout wilsong Typewritten Text

1:3 MAX

or flatter wilsong Line wilsong Line wilsong Line wilsong Typewritten Text

WATKINS LAKE ROAD PROPOSED CROSS SECTION

wilsong Oval wilsong Line wilsong Line wilsong Callout Install Dr. Structure, 24" Dia over existing 12" sewer. Salvage and install existing casting and rim from nearby Structure, Rem Rim Elev. 960.00 (verify. Match existing ground) W 12" Inv. 957.67 E 12" Inv. 957.47 wilsong Rectangle wilsong Callout Install 34' - Sewer, Cl A, CSP, 12" Tap into existing man hole wilsong Callout 8' Sewer Rem, Less than 24" wilsong Line wilsong Line wilsong Line wilsong Polygonal Line wilsong Typewritten Text Hand Patching (see item description) wilsong Typewritten Text Shoulder, Cl II, 8" (typ) wilsong Typewritten Text Aggregate Base, 8" (typ) wilsong Typewritten Text Proposed Centerline (match existing) wilsong Polygonal Line wilsong Callout 18' Sewer Rem, Less than 24" - to ROW, bulkhead (included in Sewer Rem) wilsong Typewritten Text 3/22/16 - 2016 repair at Watkins Lake Road wilsong Rectangle

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