CITY OF NEWPORT

SOUTH BEACH LOOP PATH IMPROVEMENT PROJECT

PART 2:

SPECIFICATIONS

South Beach Loop Path Improvement Project CWE Project No. 12447.015.02

CITY OF NEWPORT, OREGON

SPECIAL PROVISIONS

FOR

South Beach Loop Path Improvement Project

PROFESSIONAL OF RECORD CERTIFICATION:

Seal w/signature I certify the Special Provision Section(s) listed below are applicable to the design for the subject project for grind and inlay, roadway reconstruction, underground storm sewer utilities and water quality facilities, concrete sidewalks, ramps, and driveway connections, retaining walls, and right-of-way connections.

Modified Special Provisions were prepared by me or under my supervision.

Section(s) 00100s, 00200s, 00300s, 00400s, 00593, 00596B, 00620, 00600s, 00700s, 00800s, 00900s, 01000s, 00940, 01050, 01160

FINAL ELECTRONIC DOCUMENT AVAILABLE UPON REQUEST

SECTION 00110 – ORGANIZATION, CONVENTIONS, ABBREVIATIONS

AND DEFINITIONS

Comply with the applicable sections within “Part 1: Contract Documents” located within this booklet.

SECTION 00120 – BIDDING REQUIREMENTS AND PROCEDURES

SECTION 00130 – AWARD AND EXECUTION

SECTION 00140 – SCOPE OF WORK

SECTION 00150 – CONTROL OF WORK

booklet and with Section 00150 of the Standard Specifications modified as follows:

00150.50(c) Contractor’s Responsibilities – Replace the bullet that begins “In addition to the notification required…” with the following bullet:

In addition to the notification required in OAR 952-001-0090(7), notify the Engineer and the Utility as soon as the Contractor discovers any previously unknown Utility conflicts or issues. Contrary to the OAR, stop excavating until directed by the Engineer and allow the Utility a minimum of two weeks to relocate or resolve the previously unknown Utility issues; and

SECTION 00160 – SOURCE OF MATERIALS

booklet and with Section 00160 of the Standard Specifications modified as follows:

00160.20(a) Buy America - Replace this subsection, except for the subsection number and title, with the following:

Buy America for iron and steel does not apply to this Contract.

SECTION 00165 – QUALITY OF MATERIALS

booklet and with Section 00165 of the Standard Specifications modified as follows:

00165.03 Testing by Agency ‐ Replace this subsection except for the subsection number and

No testing will be performed by the City. All testing shall be the responsibility of the Contractor.

00165.04 Cost of Testing ‐ Replace this subsection except for the subsection number and title, with the following:

All testing required to be performed by the Contractor will be considered incidental and will be at the Contractor’s expense.

00165.35(e) Certificate of Origin of Construction Materials – Replace this subsection, except for the subsection number and title, with the following:

When a certificate of material origin for construction materials is specified, complete the form furnished by the Engineer as required by 00160.20(d) for Federal‐aid projects.

SECTION 00170 – LEGAL RELATIONS AND RESPONSIBILITIES

booklet and with Section 00170 of the Standard Specifications modified as follows:

00170.02 Permits, Licenses, and Taxes ‐ Add the following bulleted items:

• The City of Newport requires a Bulk Water Permit to be issued when using fire hydrants or other City devices to obtain water for construction or bulk purposes. A Bulk Water Permit is available from the City of Newport Public Works Department.

• City of Newport requires a permit for all street closures and lane closures.

• Contractor shall be licensed to do business in the City of Newport.

00170.60 Safety, Health, and Sanitation Provisions ‐ Add the following paragraph to the end of this subsection:

The Contractor shall provide and maintain proper portable sanitary facilities for their employees and their subcontractors’ employees during day and night shifts that will comply with the regulations of the local and State departments of health and as directed by the Engineer.

00170.61(a) Workers' Compensation - Replace this subsection, except for the subsection number and title, with the following:

The Contractor shall provide workers' compensation coverage for on‐the‐job injuries as required by 00170.70(e).

00170.65(b)(1) Minimum Wage Rates – Replace the paragraph that begins "The Bureau of Labor and Industries (BOLI) …" with the following paragraph:

The Bureau of Labor and Industries (BOLI) determines and publishes the existing State prevailing wage rates in the publication Prevailing Wage Rates for Public Works Contracts.

The Contractor shall pay workers not less than the specified minimum hourly wage rate according to ORS 279C.838 and ORS 279C.840, and shall include this requirement in all subcontracts.

00170.70(d) Additional Insured ‐ Replace the paragraph that begins "The liability insurance coverages of 00170.70(a)…" with the following paragraph:

The City of Newport and its officers, agents, and employees

00170.72 Indemnity/Hold Harmless ‐ Add the following paragraph and bullet(s) to the end of this subsection:

Extend indemnity, defense and hold harmless to the Agency and the following:

The City of Newport and its officers, agents, and employees

SECTION 00180 – PROSECUTION AND PROGRESS

SECTION 00190 – MEASUREMENT OF PAY QUANTITIES

booklet and with Section 00190 of the Standard Specifications.

SECTION 00195 – PAYMENT

Comply with the applicable sections within “Part 1: Contract Documents” located within this booklet.

SECTION 00196 – PAYMENT FOR EXTRA WORK

booklet and with Section 00196 of the Standard Specifications.

SECTION 00197 – PAYMENT FOR FORCE ACCOUNT WORK

SECTION 00199 – DISAGREEMENTS, PROTESTS, AND CLAIMS

Replace Section 00199 of the Standard Specifications except for the Section number and title, with the following:

SECTION 00210 - MOBILIZATION

Comply with Section 00210 of the Standard Specifications.

SECTION 00220 - ACCOMMODATIONS FOR PUBLIC TRAFFIC

Comply with Section 00220 of the Standard Specifications modified as follows:

00220.02(a) General Requirements - Replace the bullet that begins, "Do not stop or hold vehicles..." with the following bullet:

• Maintain at least one lane of traffic at all times. Do not stop or hold traffic in any one direction more than 10 minutes. Do not block driveways, intersections, or approaches. Provide reasonable access to driveways, intersections and approaches at no additional cost to the Agency.

Replace the bullet that begins, "Do not block driveways..." with the following bullet:

Maintain safe and temporary access to driveways at all times unless otherwise authorized in writing.

Add the following bullets to the end of the bullet list:

• Before revising lane usage, implementing new roadway geometry, or removing a "STOP" sign, protect traffic by installing "NEW TRAFFIC PATTERN AHEAD" (W23-2) signing according to 00222.40. Keep the signs in place for 30 Calendar Days after completing the modifications.

• When an abrupt edge is created by excavation, protect traffic according to the "Excavation Abrupt Edge" and the "Typical Abrupt Edge Delineation" configurations shown on the Standard Drawings.

00220.02(b) Temporary Pedestrian Accessible Route Plan - Add the following bullet to the end of the bullet list:

• For an active Work Area controlled at each end by flaggers, provide transportation for pedestrians and bicyclists through the active Work Area according to Section 00223 and Section 00228.

• For any single curb ramp, the TPAR shall not be in place for any longer than 14 Calendar Days. All curb ramp work must be completed before the TPAR is removed.

• The Agency will allow more than one corner of an intersection to be constructed concurrently if the Contractor submits, and the City approves, a TPAR that shows adequate pedestrian accessibility through the work zone.

00220.03(b) Closures - Modify this subsection as follows:

Add the following to the end of this subsection:

• Driveways - Driveway closures are only allowed if the Contractor receives written permission from the property/business owner. All driveways shall be constructed in stages and remain open to two-way traffic at all times unless prior arrangements are made with the property owner. At least 30 days prior to construction provide a detailed work plan showing how access will be maintained throughout construction.

Add the following subsection:

00220.40(i) Illumination Restrictions - Protect existing illumination systems such that they continue to operate until a replacement illumination system is operational. Do not remove existing illumination systems or equipment until a replacement illumination system is installed and approved by the Engineer. Contractor may elect to use temporary illumination as a replacement illumination system, at no additional cost to the Agency.

SECTION 00221 – COMMON PROVISIONS FOR WORK ZONE TRAFFIC CONTROL

Comply with Section 00221 of the Standard Specifications modified as follows:

00221.06 Traffic Control Plan – Replace this subsection, except for the subsection number, with the following:

Prior to beginning any work or affecting any roadway or sidewalk, the contractor shall obtain City approval of a site-specific traffic control plan (TCP) and temporary pedestrian access route (TPAR) plan for that work and shall implement all aspects of that plan for that work. Plans must be in accordance with all current MUTCD, ODOT, PROWAG, and other applicable standards, and must include all elements deemed necessary by the city to protect the public interest, mobility, and safety throughout the project.

Submit the following, for approval 5 calendar days before the preconstruction conference:

(a) Contractor TCP – Provide unstamped working drawings according to 00150.35 which include the following:

• Proposed TCP showing all TCM and quantities of all TCD.

• Proposed number of flaggers with approximate locations for all major construction operations.

• Proposed order and duration of the TCM.

• A detailed temporary striping plan.

• Types of temporary markings and approximate locations

• A TPAR plan that includes:

o Details and features used to provide pedestrian accessibility.

o Pedestrian staging Plans at a scale no smaller than 1 inch = 50 feet.

o Temporary alternate facilities or detour routes for pedestrian traffic.

• Work Zone Limits

00221.60 Temporary Traffic Control Devices - Replace the paragraph that begins “TCD delivered to the Project Site found…” with the following paragraph:

Repair or replace TCD delivered to the Project Site found to be in “marginal” or “unacceptable” condition, at no additional cost to the Agency.

00221.90(b) Temporary Protection and Direction of Traffic - Replace the bullet that begins “Providing, Surfacing, maintain…” with the following bullet:

Providing, surfacing, maintaining, removing, and restoring the TPAR.

Add the following bullets to the end of the bullet list:

Furnishing, installing, and removing Temporary Removable Tape, Temporary Non-Removable Tape, and Temporary Non-Reflective Tape, as applicable.

SECTION 00222 – TEMPORARY TRAFFIC CONTROL SIGNS

Comply with Section 00222 of the Standard Specifications modified as follows:

00222.40(a)(2) Regulatory Speed Zone Signs - Delete the words "State Traffic" from the first paragraph.

00222.40(e) Temporary Sign Placement - Add the following to the end of the bullet list:

• At least ten Calendar Days before closing a sidewalk, place a “SIDEWALK

CLOSED, Full Time” (CW11-4) sign in advance of each future closure point. Locate the sign so it is legible from the nearest alternate pedestrian pathway facing incoming pedestrian traffic. The sign may be mounted between the panels of a Type II barricade or on a single-post TSS. Do not place the sign or sign support such that it narrows the pedestrian pathway to a width of less than 4 feet.

• Before opening the TPAR, place TPAR signing and other TCM as shown, or as directed. Maintain the “SIDEWALK CLOSED, Full Time” (CW11-4) signs while the TPAR is open to pedestrian traffic.

• At least ten Calendar Days before closing a sidewalk, place a “SIDEWALK CLOSED, Daily” (CW11-5) sign in advance of each future closure point. Locate the sign so it is legible from the nearest alternate pedestrian pathway facing incoming pedestrian traffic. The sign may be mounted between the panels of a Type II barricade, or on a single-post TSS. Do not place the sign or sign support such that it narrows the pedestrian pathway to a width of less than 4 feet.

• Before opening the TPAR, place TPAR signing and other TCM as shown, or as directed. Maintain the “SIDEWALK CLOSED, Daily” (CW11-5) signs while the TPAR is open to pedestrian traffic.

• At least ten Calendar Days prior to the start of work, place a “SIDEWALK OPEN” (CW11-3) sign in advance of each end of the Work Area. Locate the sign so it is legible from the nearest alternate pedestrian pathway facing incoming pedestrian traffic. The sign may be mounted between the panels of a Type II barricade, or on a single-post TSS. Do not place the sign or support such that it narrows the pedestrian pathway to a width less than 4 feet.

• Before starting work, place pedestrian-specific TCM as shown in the TCP, or as directed. Maintain “SIDEWALK OPEN” (CW11-3) signs while work is affecting the pedestrian pathway.

• Place a “PEDESTRIANS ON ROADWAY” (CW11-2) sign at the beginning of each end of the Work Area, facing incoming traffic as shown, or as directed.

• Install "ROAD WORK AHEAD" (W20-1-48) signs with a 36 by 24-inch "FINES DOUBLE" (R2-6aP) rider on Azalea-Glen Road, according to the "TCD Spacing Table" shown on the Standard Drawings or as modified by the Plans except do not install the "FINES DOUBLE" rider on concrete barrier mounted signs.

• Install beyond each end of the Project, facing outgoing traffic, an "END ROAD WORK" (CG20-2A-24) sign a distance of (A ÷ 2) according to the "TCD Spacing Table" shown on the Standard Drawings or as modified by the Plans.

SECTION 00223 – WORK ZONE TRAFFIC CONTROL LABOR AND VEHICLES

Comply with Section 00223 of the Standard Specifications

SECTION 00224 - TEMPORARY TRAFFIC CHANNELIZING DEVICES

Comply with Section 00224 of the Standard Specifications

SECTION 00225 – TEMPORARY PAVEMENT MARKINGS

Comply with Section 00225 of the Standard Specifications modified as follows:

00225.40 Temporary Pavement Markers - Replace the paragraph that begins "Remove temporary markers from…" with the following:

Remove temporary pavement markers without damaging the Roadway surface.

00225.80 – Measurement – Replace this subsection, except for the subsection number and title, with the following:

There will be no measurement of temporary flexible pavement markings, removable, non-removable, and non-reflective tape, or other temporary pavement markings.

00225.90 Payment - Replace this subsection, except for the subsection number and title, with the following:

Payment of temporary flexible pavement markings shall be incidental to Temporary Work Zone Traffic Control, Complete.

SECTION 00228 - TEMPORARY PEDESTRIAN AND BICYCLIST ROUTING

Comply with Section 00228 of the Standard Specifications modified as follows:

00228.13 Temporary Curb Ramps - Replace this subsection, except for the subsection number and title, with the following:

Furnish temporary curb ramps from the QPL or the Conditional Use List; or construct temporary curb ramps on site according to the Standard Drawings. Use ACP, PCC, or other approved Materials for on-site constructed temporary curb ramps. Furnish truncated dome detectable warning surface for temporary curb ramps from the QPL according to Section 00765.

SECTION 00280 – EROSION AND SEDIMENT CONTROL

Comply with Section 00280 of the Standard Specifications modified as follows:

00280.00 Scope - Delete the paragraph that begins “When contaminants, pollutants or hazardous materials…”.

Add the following paragraph to the end of this subsection:

The Agency's NPDES 1200-CA permit is applicable to the Project.

SECTION 00290 – ENVIRONMENTAL PROTECTION

Comply with Section 00290 of the Standard Specifications modified as follows:

Add the following subsection:

00290.30(a)(7) Water Quality:

• Do not discharge contaminated or sediment-laden water, including drilling fluids and waste, or water contained within a work area isolation, directly into any swales, ditches, or waters of the State or U.S. until it has been satisfactorily treated (using a best management practice such as a filter, settlement pond, bio-bag, dirt-bag, or pumping to a vegetated upland location).

• Do not use permanent stormwater quality treatment facilities to treat construction runoff unless prescribed by an ESCP approved under Section 00280.

• If construction discharge water is released using an outfall or diffuser port, do not exceed velocities more than 4 feet per second, and do not exceed an aperture size of 1 inch.

• Implement containment measures adequate to prevent pollutants or construction and demolition materials, such as waste spoils, fuel or petroleum products, concrete cure water, silt, welding slag and grindings, concrete saw cutting by-products and sandblasting abrasives, from entering swales, ditches, or waters of the State or U.S.

• Cease Project operations under high flow conditions that may result in inundation of the Project area, except for efforts to avoid or minimize resource damage.

• The Engineer retains the authority to temporarily halt or modify the Work in case of excessive turbidity or damage to natural resources.

• If Work activities violate permit conditions or any requirement of this subsection, stop all in-water work activities and notify the Engineer.

• Do not cause a visible sediment plume in waters of the State or U.S.

00290.32 Noise Control – Add the following to the end of the subsection:

Review City of Newport noise control regulations. Obtain and be responsible for necessary permits described. Comply with the applicable noise control requirements for Project Work.

SECTION 00305 – CONSTRUCTION SURVEY WORK

Comply with Section 00305 of the Standard Specifications modified as follows:

00305.00 Scope – Add the following to the end of this subsection:

In addition to the requirements of the ODOT Construction Surveying Manual for Contractors, establish Engineering Stationing at 50 foot intervals for the length of the project along the shoulder of roadway in a location that will not be removed by sawcutting/full-depth pavement removal. Provide line points as required. Maintain the stationing so it is visible throughout construction of the project.

SECTION 00310 – REMOVAL OF STRUCTURES AND OBSTRUCTIONS

Comply with Section 00310 of the Standard Specifications modified as follows:

00310.44 Earthwork in Connection with Removal - Replace the second paragraph with the following:

Backfill holes according to 00330.45. No separate or additional payment will be made for this Work.

00310.91 Lump Sum Basis - Add the following paragraph:

No separate or additional payment will be made for demolition or abandonment and capping of abandoned storm lines, catch basins, or utilities not covered under other pay items.

00310.92 Separate Item Basis - Replace this subsection, except for the subsection number and

The accepted quantities of removal Work performed on a separate item basis will be paid for at the Contract unit price, per unit of measurement, for the following items:

Pay Item Unit of Measurement

(a) Removal of curb ramp, walk, curb, surfacings ................... Square Yard

(b) Asphalt Pavement Sawcutting ................................................. Foot

Item (a) includes all labor, equipment, materials, and other incidentals and work necessary to remove, haul off, and dispose of pavements (ACP, walks, driveways, curbs, curb ramps, etc.).

Item (b) applies to asphalt Pavement when shown. No separate or additional payment will be made when methods other than sawcutting are utilized where sawcutting is shown or directed.

No separate payment will be made for items not listed in the bid schedule.

SECTION 00320 – CLEARING AND GRUBBING

Comply with Section 00320 of the Standard Specifications.

SECTION 00330 – EARTHWORK

Comply with Section 00330 of the Standard Specifications modified as follows:

00330.03 Basis of Performance - Add the following paragraph to the end of this subsection:

Perform all earthwork under this Section on the excavation basis.

00330.42(c)(3) Embankment Slope Protection - Add the following paragraph to the end of this subsection:

Construct the outer 6 inches of embankments with suitable materials to establish slope stabilization through permanent seeding. If suitable material is not available, provide suitable materials from a Contractor-provided source which conforms to the requirements of 00330.11 or 00330.13 and provides favorable conditions for germination of seed and growth of grass.

00330.45 Filling of Holes - Replace the last two sentences of this subsection with the following:

No separate or additional payment will be made for this Work.

00330.80 Measurement – Replace this subsection in its entirety with the following:

There will be no measurement of quantities for general excavation. The excavation quantity will be the theoretical neat line volume constructed and accepted for each item.

If changes are ordered, only the quantity included in the ordered changes will be measured.

The Contractor shall complete their own earthwork calculations to confirm the required quantities for their bid. The Engineer has estimated the following quantities utilizing AutoCAD Civil 3D 2024:

Excavation*: 650 CY

Embankment*: 125 CY

The Contractor should consider the following when preparing their lump sum bid:

* The Engineer’s earthwork volume estimates are calculated as the volume between subgrade of the roadway as indicated on the typical sections and the existing ground surface as indicated in the topographic survey. These estimated volumes do not reflect volumetric adjustments relating to stripping depths or removal of structures and obstructions such as existing asphalt concrete pavement and concrete sidewalks, curbs, and driveways that are identified to be removed. Earthwork quantities also include excavation required for grading outside the limits of the roadway as shown on the plans.

A 5% contingency has been added to the earthwork quantity estimate to make grading adjustments as requested by property owners or directed by the Engineer. This additional 5% work contingency shall be reflected in the Contractor’s bid and will not be measured.

*The quantities estimated above exclude excavation and embankment for the following items, which are paid under the separate specific bid items:

• Trench Excavation (Incidental to Pipe Installation)

• All other items where the specifications specifically state that excavation is a part of the bid item

Watering of materials required by 00330.46 will not be measured.

00330.91(b) Foundation Excavation - Add the following bulleted item:

• When foundation excavation is not included in the Schedule of Items, foundation excavation will be paid according to 00331.90.

00330.91(d) General Excavation - Delete the bullet that begins "Includes Unsuitable

Material…".

00330.92 Kinds of Incidental Earthwork - Add the following bullets to the end of the bullet list:

• Earthwork required for driveways and road approaches. Earthwork for driveways and road approaches will be that which is outside the Neat Line limits shown on the typical sections.

SECTION 00331 – SUBGRADE STABILIZATION

Comply with Section 00331 of the Standard Specifications.

SECTION 00350 – GEOSYNTHETIC INSTALLATION

Comply with Section 00350 of the Standard Specifications.

SECTION 00390 - RIPRAP PROTECTION

Comply with Section 00390 of the Standard Specifications modified as follows:

00390.80 Measurement – Replace this subsection, except for the subsection number and title, with the following:

No measurement will be made for the removal and/or replacement of existing rip rap.

00390.90 Payment – Replace this subsection, except for the subsection number and title, with the following:

No payment will be made for the removal and/or replacement of existing rip rap.

SECTION 00405 – TRENCH EXCAVATION, BEDDING, AND BACKFILL

Comply with Section 00405 of the Standard Specifications modified as follows:

00405.12 Bedding - Replace this subsection, except for the subsection number and title, with

Use commercially available 3/4" - 0 crushed Aggregate.

00405.13 Pipe Zone Material - Replace this subsection, except for the subsection number and

Use commercially available 3/4" - 0 crushed Aggregate.

00405.14 Trench Backfill - Add the following:

For all trenches within the right-of-way use Class B 3/4" - 0 crushed Aggregate backfill or Class E Backfill. For trenches outside of the right-of-way use Class B 3/4" - 0 crushed Aggregate backfill or Class E Backfill, except when not under structures the top 2 feet may be Class A Backfill.

00405.46(e) Temporary Trench Plating - Add the following:

Temporary trench plating may not be used for more than a maximum of 48 hours at any one location. Any period exceeding 48 hours will require the backfilling of the trench with Aggregate and capping with temporary ACP.

00405.90 Payment - In the paragraph that begins “No separate or additional…” delete the following bullet:

• sawcutting

Add the following bullet:

• tracer wire

Add the following sentence to the end of the subsection:

Sawcutting will be paid for according to Section 00310.

SECTION 00415 – VIDEO PIPE INSPECTION

Comply with Section 00415 of the Standard Specifications modified as follows:

00415.90 Payment – Add the following paragraph to the end of this subsection:

When the Contract Schedule of Items does not indicate payment for Work performed under this Section, no separate or additional payment will be made. Payment will be included in payment made for the appropriate items under which this Work is required.

SECTION 00440 – COMMERCIAL GRADE CONCRETE

Comply with Section 00440 of the Standard Specifications.

SECTION 00445 – SANITARY, STORM, CULVERT, SIPHON, AND IRRIGATION PIPE

Comply with Section 00445 of the Standard Specifications modified as follows:

00490.40 General - Add the following:

Within street areas, initially set manholes and boxes to finished top base lift AC paving grade.

Adjust to final grade after all paving is complete. The use of a bolt adjustment system for frames from the QPL is not allowed.

Make vertical cuts in pavements with a concrete saw for setting manhole to final grade. Cut a diamond-shaped opening at 45 degrees to the traffic lane. Back fill with high early strength concrete that meets the requirements of 00490.11 and will cure in time to carry traffic during the hours of darkness. Meet the requirements of 00405.46(e) for temporary trench plating. Leave concrete 2 inches below finish grade of the manhole. Complete the top 2 inches with 1/2 inch ACP. Apply asphalt tack to all surfaces before placing the final 2 inches of asphalt concrete.

The final grade of the pavement surface and adjusted manholes and boxes shall not vary more than 1/4 inch from the finish grade and cross section at any point along a 12-ft straightedge. Test adjusted manholes and boxes with a straightedge positioned as far as practical, over the center of the cover. Furnish the straightedge and operate it under the direction of the Engineer.

00445.91 Payment – In the paragraph that begins: “No separate or additional payment…”, replace the bullet that begins with “pipe plugs, stoppers…” with the following:

Pipe plugs, stoppers, reducers, couplers, bends, and other required fittings

In the paragraph that begins: “No separate or additional payment…” add the following bullet point:

Culvert covers

SECTION 00470 – MANHOLES, CATCH BASINS, AND INLETS

Comply with Section 00470 of the Standard Specifications.

SECTION 00490 – WORK ON EXISTING SEWERS AND STRUCTURES

Comply with Section 00490 of the Standard Specifications.

SECTION 00495 – TRENCH RESURFACING

Comply with Section 00495 of the Standard Specifications.

SECTION 00593 - POWDER COATING METAL STRUCTURES

Comply with Section 00593 of the Standard Specifications:

SECTION 00596B – PREFABRICATED MODULAR RETAINING WALLS

Comply with Section 00596B of the Standard Specifications modified as follows:

00596B.03 Definitions - Add the following definition after the definition for “Manufacturer”:

Minor Retaining Wall - A prefabricated modular retaining wall that meets all of the following conditions for the full length of the wall:

Wall height (H) from the top of leveling pad to the top of wall does not exceed 4.0 feet.

Wall fore slope and back slope are both flatter than 1V:4H within a horizontal distance of H, measured from the nearest point on the wall.

Surcharge loading is not allowed on the retaining wall back slope within a horizontal distance of H, measured from the nearest point on the wall.

Failure of the wall would not result in significant loss of access and performance of adjacent public or private structures.

Replace the definition that begins “Nonproprietary Retaining Wall System…” with the following definition:

Nonproprietary Retaining Wall System - A Retaining Wall System that is fully designed in the bid documents.

00596B.04(b)(2) Methodology - Delete the 3rd bullet that begins "Hand calculations verifying…".

00596B.04(b)(6) Appurtenances - Replace the 2nd bullet that begins "Calculations for all…" o Calculations for all appurtenance effects on the wall.

00596B.10(a) Proprietary Retaining Wall Systems - Delete the sentence that begins "If there are conflicts…".

00596B.11(b) Modular Block Core and Drainage Backfill - Replace this subsection, except for the subsection number and title, with the following:

Furnish 3/4" 0 Aggregate base Material meeting the requirement of Section 02630.10.

00596B.11(d)(1) Material Passing No. 200 Sieve - Replace the sentence that begins "Test according to…" with the following:

Test according to AASHTO T 27 and AASHTO T 11.

00596B.12(c)(1) Aggregate, Strength, Freeze-Thaw Durability, Unit Weight, and Water Absorption - Replace the 3rd bullet that begins "The average of three…" and the 4th bullet that begins "Individual coupons or cores…" with the following two bullets:

The average of three coupons or cores have a minimum compressive strength of 3,000 psi as tested according to ASTM C140.

Individual coupons or cores have a minimum compressive strength of 3,000 psi as tested according to ASTM C140.

00596B.12(c)(4) Tolerances - Replace the 2nd bullet that begins "Molded height dimension…" with the following bullet:

Molded height dimension within ± 1/8 inch of the block manufacturer's nominal height dimension.

00596B.12(d)(1) Concrete - Replace this subsection, except the subsection number and title, Commercial grade concrete meeting the requirements of Section 00440 and the following requirements:

Concrete strength at 28 days - 2,500 psi Maximum absorption by weight - 6%

00596B.12(d)(7) Acceptance of Blocks - Replace this subsection, except subsection number and title, with the following:

Acceptance will be determined by tolerances and visual inspection.

00596B.31(b) Initial Wall Construction - Add the following bulleted item:

Documentation of all communications with the proprietary design engineer.

00596B.42(a) Cast-in-Place Leveling Pads - Replace the paragraph that begins "Construct cast-in-place…" with the following:

For proprietary retaining walls, construct the cast-in-place leveling pad according to the Manufacturer’s field construction manual. For all other walls, construct cast-in-place leveling pads with:

00596B.42(b) Gravel Leveling Pads - Replace the paragraph that begins "Construct gravel leveling…" with the following:

For proprietary retaining walls, construct gravel leveling pad according to the manufacturer’s field construction manual. For all other walls, construct gravel leveling pads with:

00596B.44(b)(2) Tolerances - Replace the 5th bullet that begins "Each course of blocks…" with

Each course of blocks within ± 1/4 inch of level when checked with a 4 foot straightedge level.

Replace the last bullet that begins "Finished top of wall…" with the following:

Finished top of wall elevation within ± 2 inch of design elevation.

00596B.47(b)(2) Maximum Density and Optimum Moisture Content - Replace this section except for the title with following:

Determine the maximum density and optimum moisture content of the retaining wall granular backfill material according to AASHTO T99 Method “D”.

00596B.47(b)(4) Density - Replace the compaction requirement in items “a” and “b” from 95% to 100%.

00596B.80 Measurement - Replace the paragraph that begins "No measurement of quantities…" with the following:

Retaining wall will be measured by exposed square foot of wall face (excluding sides and back of wall) based on grading per Typical Sections, or as directed by Engineer.

Replace the paragraph that begins "Excavation below elevations…" with the following:

Excavation necessary to install wall system, including all appurtenances, to meet manufacturer’s design recommendations and typical wall system construction, shall be considered incidental and not measured.

Excavation below or beyond typical excavation limits needed to install wall system, including all appurtenances, will be considered incidental and not measured.

00596.90 Payment – Replace this subsection, except for the subsection number and title, with the following:

The accepted quantities of work performed under this Section will be paid for at the Contract unit price, per unit of measurement, for the following items:

(a) Retaining Wall, Prefabricated Modular Gravity Square Foot

Payment will be payment in full for furnishing and placing all materials, and for furnishing all equipment, labor, and incidentals necessary to complete the work as specified.

Excavation below elevations shown or excavation required to install wall per manufacturer’s requirements will be paid for according to 00331.90.

No separate or additional payment will be made for:

• Manufacturer's representative, engineering, and reports

• Proprietary design engineer and/or design engineer reports

• Excavation, shoring, leveling pads, and specified backfill

• Wall drainage, geotextile, and filter systems including perforated pipes, cleanouts, and backflow preventors

• Cast-in-place and precast standard coping

• Rebar

SECTION 00620 – COLD PLANE PAVEMENT REMOVAL

Comply with Section 00620 of the Standard Specifications.

SECTION 00640 – AGGREGATE SUBBASE, BASE, AND SHOULDERS

Comply with Section 00640 of the Standard Specifications modified as follows:

00640.90 Payment - Replace the Pay Items and Unit of Measurement list with the following:

(a) Aggregate Base ................................................................Cubic Yard

SECTION 00730 – EMULSIFIED ASPHALT TACK COAT

Comply with Section 00730 of the Standard Specifications modified as follows:

00730.90 Payment - Replace this subsection, except for the subsection number and title, with

No separate or additional payment will be made for Emulsified Asphalt tack coat.

SECTION 00744 – ASPHALT CONCRETE PAVEMENT

Comply with Section 00744 of the Standard Specifications modified as follows:

00744.11(a) Asphalt Cement - Add the following to the end of this subsection:

Provide PG 64-22 grade asphalt cement for this Project as indicated in the plans.

00744.50 Joints - Sand seal all joints following the final lift. Width of joint seal coat shall be no less than four inches and no more than six inches.

00744.51 Opening Sections to Traffic - Schedule work so that, during the same shift, the surfaces being paved are paved full width and length through the wearing Course before opening to traffic.

00744.70 Pavement Smoothness – At the end of the first paragraph, insert the following sentence:

These tolerances shall apply to water valve boxes, manhole lids and other utility appurtenances that can be adjusted as part of the paving operations.

00744.90 Payment – Add the following to the bulleted list that begins with “No separate…”:

Temporary asphalt concrete pavement

SECTION 00759 – MISCELLANEOUS PORTLAND CEMENT CONCRETE

STRUCTURES

Comply with Section 00759 of the Standard Specifications modified as follows:

00759.02 Definitions – Delete this subsection.

00759.11 Aggregate Base - Replace this subsection, except for the subsection number and title, with the following:

Furnish Aggregate Base Materials for Base, foundation courses, Leveling courses, or bedding meeting the requirements of 00640.10 or dense graded Base Aggregate in 00641.10 as appropriate and included in the Special Provisions.

00759.12 Sidewalk Ramp Treatment - Replace this subsection, except for the subsection

Furnish "Safety Yellow" colored, cast-in-place, truncated dome detectable warning Surfaces for sidewalk ramps and accessible route islands. Use any listed on the ODOT QPL.

Unless otherwise noted on the Plans, use cast-in-place installation of truncated dome panel(s) at all ramp locations. When the curb is installed separately from the ramp, the back of the curb shall be formed to provide a straight edge for the truncated dome panel(s) to fit snuggly against the back of the curb, eliminating the need for any concrete to be placed between the truncated dome panel(s) and the back of the curb during installation of the truncated dome panel(s).

If the truncated dome surface is modified and an anchor hole is removed, the Contractor shall drill a new anchor hole and provide an anchor at this location.

If the truncated dome surface is modified by cutting, adjacent panel(s) shall be cut such that truncated dome cut edges align.

00759.22(a) Qualified Smart Levels – Replace this subsection, except for the subsection

Slopes will be measured with the use of a 24 inch SmartTool level model 92379 or model 92500, and a 6 inch SmartTool level model 92346 or 92510.

00759.42 Foundations - Replace this subsection with the following subsection:

00759.42 Aggregate Base - Before placing concrete, prepare underlying Aggregate Base surfaces according to Section 00640.

00759.48(b) Driveways, Walks, Monolithic Curbs and Sidewalks, and Surfacings - Replace the second and third bulleted items with the following:

Place on both sides of driveways, sidewalk ramps, at the PC and PT of curves, around utility vaults, drainage inlets, opposite expansion joints in curbs, and at a spacing not to exceed 200 feet.

Add the following paragraph:

The contractor may pour curb monolithically with an ADA ramp, if approved by the Engineer. If an ADA ramp is poured monolithically with the curb, the contractor shall provide a separation between the curb structure and the sidewalk structure by either tooling through the full depth of the sidewalk at the back of the curb while the concrete is wet, or sawcut through the full depth of sidewalk at the back of curb after the concrete is set.

00759.50(a) General – Add the following to the end of the section:

The contractor may grind concrete surface to remove surface variations. However, the grind area may not exceed 3 feet by 3 feet. If the surface repair exceeds this dimension, the Contractor shall remove and replace structures not meeting the Standard Drawings and Plans at no additional cost to the Agency.

SECTION 00850 – COMMON PROVISIONS FOR PERMANENT PAVEMENT MARKINGS

Comply with Section 00850 of the Standard Specifications.

SECTION 00860 - LONGITUDINAL PAVEMENT MARKINGS – PAINT

Comply with Section 00860 of the Standard Specifications modified as follows.

00860.90 Payment – Add the following to the end of the subsection:

No separate or additional payment will be made for removal of existing longitudinal pavement markings.

SECTION 00867 – TRANSVERSE PAVEMENT MARKINGS - LEGENDS AND BARS

Comply with Section 00867 of the Standard Specifications modified as follows:

00867.90 Payment – Add the following to the end of the subsection:

No separate or additional payment will be made for removal of existing transverse pavement Markings, legends, bar, etc.

SECTION 00869 – CURB AND NON TRAVERSABLE MEDIAN MARKINGS

Section 00869, which is not a Standard Specification, is included in this Project by Special Provision.

Description

00869.00 Scope - In addition to the requirements of Section 00850, 00860, and 00865, install curb markings and non-traversable median markings according to the following Specifications.

00869.10 Materials – Furnish yellow paint, color #13538 from the QPL.

Labor

00869.31 Manufacturer-Certified Installers - Provide certified installers according to 00850.31 for thermoplastic applications.

Construction

00869.45 Installation - Apply curb markings and non-traversable Median markings only when the following conditions are met:

The ambient temperature is at least 50 °F and rising The Pavement has been dry for at least 48 hours 30 Calendar Days of cure time for new concrete curb or Median.

Apply the Material to the Pavement according to the manufacturer’s installation instructions to the full height and width of curb or Median as shown in the Plans.

Apply one or more of the following marking material types:

Paint - Apply according to 00860.45 along full height of curb face and along full width of top of curb or non-traversable Median.

Thermoplastic, Sprayed - Apply according to 00865.45, using Method B Spray Markings to the full height of curb face and along full width of top of curb or non-traversable Median.

Apply each application of painted thermoplastic marking at a thickness of 60 mils.

Measurement

00869.80 Measurement - The quantities of curb markings will be measured on the length basis.

Payment

00869.90 Payment - The accepted quantities of Work performed under this Section will be paid for at the Contract unit price, per unit of measurement, for the following items:

(b) Curb Marking, Paint Foot

Payment will be payment in full for furnishing and placing all Materials, and for furnishing all Equipment, labor, and Incidentals necessary to complete the Work as specified.

SECTION 00905 – REMOVAL AND REINSTALLATION OF EXISTING SIGNS

Comply with Section 00905 of the Standard Specifications.

SECTION 00920 – SIGN SUPPORT FOOTINGS

Comply with Section 00920 of the Standard Specifications modified as follows:

00920.10 Materials - Replace this subsection, except subsection number and title, with the following:

Furnish Materials for constructing sign support footings meeting the following requirements:

Anchor Bolts .........................................................02560.30 Backfill, unless otherwise directed .... 00510.10 or 00510.11 Commercial Grade Concrete Reinforcement Structural Concrete

Furnish Commercial Grade Concrete for minor sign support foundations. Furnish structural concrete for major sign support foundations.

00920.41 Concrete - Replace the paragraph beginning “Construct concrete sign foundations…” with the following:

Construct concrete minor sign support foundations according to Section 00440 and the applicable portions of 00540.48(a). Construct major sign support footings according to Section 00540.

00920.80 Measurement - Add the following to the end of this subsection:

The estimated quantities of concrete for minor sign supports are:

Support Type Quantity

Perforated Steel Square Tube Slip Base Sign Supports 2 cu. yd.

SECTION 00930 – METAL SIGN SUPPORTS

Comply with Section 00930 of the Standard Specifications modified as follows: Add the following subsection:

00930.48 Coating - Prepare and powder coat supports according to the applicable portions of Section 00593 or prepare and coat supports according to the applicable portions of Section 00594. Provide coating materials for field application, repairing damaged coatings, and coating hardware after installation, according to Section 00593 or 00594. Do not coat:

• Slip plate or arm connection surfaces.

• Slip base bolting hardware.

• Anchor rods, anchor rod washers, and anchor rod nuts.

00930.80 Measurement - Add the following to the end of this subsection:

The estimated quantities of structural steel are:

Support Type Quantity

Perforated Steel Square Tube Slip Base Sign Supports 150 Lbs

00930.90 Payment - Add the following paragraph to the end of this subsection:

No separate or additional payment will be made for coating steel sign supports.

SECTION 00940 – SIGNS

Comply with Section 00940 of the Standard Specifications modified as follows:

00940.47 Sign Erecting - Add the following paragraph to the end of this subsection:

Trim and remove branches, vegetation, or other materials obstructing the visibility of signs by Public Traffic according to 00320.40(c).

00940.90 Payment - Add the following paragraphs to the end of this subsection:

Trimming and removal of branches, vegetation, or other materials will be paid for according to 00320.90.

SECTION 00962 – METAL ILLUMINATION AND TRAFFIC SIGNAL SUPPORTS

Comply with Section 00962 of the Standard Specifications modified as follows:

00962.46(j)(3) Bolt Inspection – Delete this subsection.

SECTION 00970 – HIGHWAY ILLUMINATION

Comply with Section 00970 of the Standard Specifications modified as follows:

00970.90 Payment - Replace the paragraph that begins "Item (e) includes…" with the following paragraph:

Item (e) includes all refurbishing, reinstalling, and other Work as specified or shown.

SECTION 01020 – ROADSIDE RESTORATION

Section 01020, which is not a Standard Specification, is included in this Project by Special

Provision.

Description

01020.00 Scope - This Work consists of all work necessary to restore existing roadside surfacing, including grass, topsoil, and gravel materials in areas between the edge of proposed surfacings and existing gravel, lawn and landscaping areas.

This Work also consist of constructing seeding and topsoil in areas where existing surfacing is to be removed and replaced with grass or mulch or new landscape areas created by the construction of concrete curb and sidewalks as shown on the plans.

Materials

Gravel materials shall meet the requirements of Section 00641. Alternatively, the Contractor may submit an alternative gravel material for approval to the Engineer.

Topsoil, mulch, and seed materials shall meet the requirements of Section 01030.

Construction Requirements

Placement of gravel surfacing shall meet the construction requirements of Section 00641.

Placement of topsoil, mulch, and seeding shall meet the construction requirements of Section 01030.

Measurement

1020.80 Measurement - No measurement will be made for the lump sum bid item “Roadside Restoration”.

Payment

1020.90 Payment – The accepted quantities of Work performed under this Section will be paid for at the Contract unit price, per unit of measurement, for the following items:

(a) Roadside Restoration…………………………………….Lump Sum

Payment for item (a) will be payment in full for furnishing and placing all materials, and for furnishing all equipment, labor, and incidentals necessary to furnish, place, and grade ballast, gravel, topsoil, mulch, plantings, or other surfacings between existing soft surfacing (landscaped) areas and the edge of the proposed surfacings; furnishing and placing topsoil in areas where existing surfacing is shown to be removed and replaced with permanent seeding, topsoil, or mulch and restoring all areas behind the proposed improvement to pre-construction condition.

Payment also includes seeding areas filled or transitioned with topsoil.

SECTION 01040 – PLANTING

Comply with Section 01040 of the Standard Specifications.

SECTION 01050 - FENCES

Comply with Section 01050 of the Standard Specifications.

SECTION 01069 – METAL HANDRAIL AND PEDESTRIAN FENCE

Comply with Section 01069 of the Standard Specifications.

SECTION 01070 - MAILBOX SUPPORTS

Comply with Section 01070 of the Standard Specifications.

SECTION 01160 – HYDRANTS AND APPURTENANCES

Comply with Section 01160 of the Standard Specifications modified as follows:

01160.00 Scope – Add the following to this subsection:

Work shall also consist of abandoning and salvaging existing hydrants as noted on the Plans. This work shall be considered incidental to the installation of new hydrants.

01160.10 Materials – Before the first sentence, add the following:

All waterline materials supplied by the contractor shall be American Made.

01160.80 Measurement – Add the following:

New pipe and fittings for hydrant relocations as well as abandoning or removing existing pipe and fittings will not be measured and shall be considered incidental to other bid items.

01160.90 Payment – Add the following pay item:

(f) Relocating Existing Hydrants……………………….Each

Add the following to this subsection:

Item (f) includes all pipe, fittings, restraints, blocking and Work necessary to complete hydrant relocations as shown.

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