Attachment B - Special Provisions~16.pdf

SPECIAL PROVISIONS

FOR HIGHWAY MAINTENANCE CONSTRUCTION

OREGON DEPARTMENT OF TRANSPORTATION

SALEM, OREGON

STRUCTURES AND PAVING

HWY 2 OVER HERMAN CREEK CONNECTION PROJECT

COLUMBIA RIVER HIGHWAY

HOOD RIVER COUNTY

AUGUST 2024

FOR

Structures and Paving Hwy 2 Over Herman Creek Connection Project

Columbia River Highway Hood River County

PROFESSIONAL OF RECORD CERTIFICATION:

Seal w/signature I certify the Special Provision Sections listed below are applicable to the design for the subject project for Traffic Control and Pavement Markings. Modified Special Provisions were prepared by me or under my supervision.

Section(s) 00220, 00221, 00222, 00223, 00224, 00228, 00850, 00855, and 00865.

FINAL ELECTRONIC DOCUMENT AVAILABLE UPON REQUEST

2024.08.12 16:40:24 -07'00'

�����%�-�.�00"102�003042�005"02�006302�00674�

����������������8����� 9���8 �����:8����

2024.08.12 16:34:46-07'00'

FOR

Structures and Paving

Hwy 2 Over Herman Creek Connection Project Columbia River Highway

Hood River County

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

Section(s) 00503, 00504, 00585, 00590

FINAL ELECTRONIC DOCUMENT AVAILABLE UPON REQUEST

2024.08.13 08:10:11 -07'00' iii

TABLE OF CONTENTS FOR SPECIAL PROVISIONS

WORK TO BE DONE

SECTION 00210 - MOBILIZATION

SECTION 00220 - ACCOMMODATIONS FOR PUBLIC TRAFFIC

SECTION 00221 - COMMON PROVISIONS FOR WORK ZONE TRAFFIC

CONTROL

SECTION 00222 – TEMPORARY TRAFFIC CONTROL SIGNS

SECTION 00223 - WORK ZONE TRAFFIC CONTROL LABOR AND VEHICLES

SECTION 00224 - TEMPORARY TRAFFIC CHANNELIZING DEVICES

SECTION 00228 - TEMPORARY PEDESTRIAN AND BICYCLIST ROUTING

SECTION 00280 - EROSION AND SEDIMENT CONTROL

SECTION 00290 - ENVIRONMENTAL PROTECTION

SECTION 00305 - CONSTRUCTION SURVEY WORK

SECTION 00503 - BRIDGE DECK COLD PLANE PAVEMENT REMOVAL

SECTION 00504 - CONCRETE DECK SURFACE PREPARATION

SECTION 00585 - EXPANSION JOINTS

SECTION 00590 - POLYMER MEMBRANE

SECTION 00620 - COLD PLANE PAVEMENT REMOVAL

SECTION 00730 - EMULSIFIED ASPHALT TACK COAT

SECTION 00745 - ASPHALT CONCRETE PAVEMENT - STATISTICAL

ACCEPTANCE

SECTION 00855 - PAVEMENT MARKERS

SECTION 00865 - LONGITUDINAL PAVEMENT MARKINGS - DURABLE

WORK TO BE DONE

The Work to be done under this Contract consists of the following:

1. Perform bridge and roadway cold plane pavement removal.

2. Construct aphalt concrete pavement and overlay.

3. Install polymer membrane.

4. Install permanent pavement markings.

5. Perform additional and Incidental Work as called for by the Specifications and Plans.

1. The quantities in the bid item list are intended to serve only as a guide to bidders, and are not to be construed as a guarantee. All quantities are estimated, and are for bid purposes only. The quantity for each bid item includes all labor, equipment and materials for all activities associated with this project. The Oregon Department of Transportation (ODOT) reserves the right to adjust quantities and add or delete, as needed.

2. Contractor shall provide a schedule to the Project Manager seven (7) days prior to the pre-construction meeting to allow for review.

3. Contractor shall schedule a pre-construction meeting with the Project Manager seven (7) days prior to the proposed start of construction.

4. The Engineer will perform the Agency responsibilities described in the Construction Surveying Manual for Contractors, Chapter 1.5 (see Section 00305).

5. The Contractor shall perform the Contractor responsibilities described in the Construction Surveying Manual for Contractors, Chapter 1.6 (see Section 00305). The Contractor shall perform slope staking including intersections and set stakes defining limits for clearing which approximate Right-of-Way and easements.

6. Any illegal camp cleanup required prior to the start of work will be coordinated by ODOT.

The Contractor shall notify the Project Manager 10 working days before the scheduled start date to allow for the cleanup to be posted and completed. Contractor to account for this time in their schedule. Contractor shall occupy the site and begin work immediately following the camp cleanup. If there is evidence that additional cleanups will be required based on camper presence or personal property found at the site, notify the Project Manager so it can be scheduled. Contractor may not move or remove any personal property from the site. No monetary compensation will be considered for any camp cleanup delay.

7. Any illegal camp cleanup required after the start of work will be coordinated by ODOT.

The Contractor shall notify the Project Manager to allow for the cleanup to be posted and completed. Contractor shall occupy the site and continue work immediately following the camp cleanup. If there is evidence that additional cleanups will be required based on camper presence or personal property found at the site, notify the Project Manager so it can be scheduled. Contractor may not move or remove any personal property from the site. Any time delay caused by campers occupying the site after the start of work, when they had not been present prior to the start of work, will be added to the end of the contract. No monetary compensation will be considered for any camp cleanup delay.

8. Cooperation with Other Contractors – The Agency reserves the right to perform other work on or near the Project Site, including, without limitation, any Materials site, with forces other than those of the Contractor.

If such work takes place on or near the Project Site, the Contractor shall have the following obligations:

The Contractor shall coordinate Work with other contractors or forces.

The Contractor shall cooperate in good faith with all other contractors or forces.

The Contractor shall perform the Work specified in the Contract in a way that will minimize interference and delay for all forces involved.

The Contractor shall place and dispose of the Materials being used so as not to interfere with the operations of other forces.

The Contractor shall join the Work with that of all other forces in a manner acceptable to the Engineer or the Agency, and shall perform it in the accepted sequence with the work of the other force.

The Project Manager will resolve any disagreements under this supplemental special provision that may arise among the Contractor and other work forces, or between the Contractor and the Agency. The Project Managers decision in these matters is final.

When the schedules for Work of the Contractor and the work of other forces overlap, each contractor involved shall submit a current, realistic progress schedule to the Project Manager.

Before the Project Manager accepts the schedule, each party shall have the opportunity to review all schedules. After this review and any necessary consultations, the Project Manager will determine acceptable schedules.

The Contractor waives any right it may have to make claims against the Agency for any damages or claims that may arise because of inconvenience, delay, or loss due solely to the presence of other contractors working on or near the Project Site.

9. Contractor shall provide weigh slips for each load of material measured on the weight basis placed in performance of Work under the Contract. Contractor to collect all weigh slips during the shift and give the group of them to the inspector at the end of the shift.

10. Changes to the scope and/or limits of work are to be requested in writing to the Owners Authorized Representative. The Owners Authorized Representative will respond in writing with approval or denial of the change(s). ADA ramp upgrades that are triggered due to unauthorized changes to the scope and/or limits of work are the Contractors responsibility to remedy. Contractor, or their designated representative, will design and construct the ADA ramp upgrades per ODOT standards at no expense to the Agency. ADA ramp upgrades must follow the triggering activity in a timely manner.

11. Contractor’s employees and their subcontractors may not wear clothing, hats, vests, etc. that have the ODOT name or “flying T” symbol.

12. There is public interest in the work. Contractor is advised to use courtesy and respect in any work site interaction with the public and to refer all public relations matters to the ODOT Project Manager.

13. Contractor shall implement safety policies, procedures and practices in conformance with all applicable local, state and federal laws, rules and regulations including but not limited to:

a. Applicable OSHA safety regulations

b. ANSI Z 133.1 Safety standards agreed upon by ODOT and local jurisdiction

c. The Manual of Uniform Traffic Control Devices (MUTCD)

d. Any other applicable safety laws, regulations and codes.

14. All equipment utilized during this contract shall be in good and serviceable condition.

15. Correspondence for the project is required to have the project name in the subject line.

UTILITY INFORMATION

Within the Project limits, there are no anticipated Utility relocations or conflicts.

APPLICABLE SPECIFICATIONS

The 2024 Oregon Standard Specifications for Construction (“Standard Specifications”) include detailed technical specifications in Sections 00200 and beyond that apply to this ITB and any resulting Contract. Some sections of the technical specifications may be identified and modified in the Plans and Special Provisions. Sections of the technical specifications not identified in the Plans and Special Provisions remain applicable to the Contract according to their original terms.

Sections in Part 00100 of the Standard Specifications (General Conditions) are not applicable to the Contract unless they are specifically identified in the Plans and Special Provisions as being applicable. However, if a Part 00100 section that has been identified as being applicable references another section in Part 00100, or a technical specification (Parts 00200 and beyond) references a section from Part 00100, that section from Part 00100 applies to the Contract for purposes of supporting and giving full effect to the specification that referenced it. Bidders can access the Standard Specifications online at:

http://www.oregon.gov/ODOT/Business/Pages/Standard_Specifications.aspx

All number references in these Special Provisions shall be understood to refer to the Sections and subsections of the Standard Specifications bearing like numbers and to Sections and subsections contained in these Special Provisions in their entirety.

Conventions Used Throughout the Specifications - The "2024 Oregon Standard Specifications for Construction", Parts 00200 through 03000, the detailed "Technical

Specifications", are generally written in the imperative mood, in which the subject is implied.

Therefore, throughout these Specifications, Parts 00200 through 03000, and on the Plans:

• The subject, "the Contractor", is implied.

• "Shall" refers to action required of the Contractor, and is implied.

• "Will" refers to decisions or actions of the Agency and/or the Engineer.

• “The Engineer” refers to The Chief Engineer of the Agency acting either directly or through authorized representatives. If the Agency has not designated a Chief Engineer, this term denotes the person responsible for administering its public works program.

• The following words, or words of equivalent meaning, refer to the actions of the Agency and/or the Engineer, unless otherwise stated: "allowed", "directed", "established", "permitted", "ordered", "designated", "prescribed", "required", "determined".

• The words "approved", "acceptable", "authorized", "satisfactory", "suitable", "considered", and "rejected", "denied", "disapproved", or words of equivalent meaning, mean by or to the Agency and/or the Engineer, subject in each case to Section 00150 of the General Conditions.

• The words "as shown", "shown", "as indicated", or "indicated" mean "as indicated on the Plans".

CLASS OF PROJECT

This is a State Project.

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

• When paving operations create an abrupt edge, protect traffic by installing signing according to the "Divided Highway or Freeway One Lane Closure" detail shown on the Standard Drawings.

00220.40(e)(1) Closed Lanes - Replace this subsection, except for the subsection number and title, with the following:

Traffic Lanes may be closed on the Columbia River Highway (I-84) when allowed, shown, or directed during the following periods of time except as specified in 00220.40(e)(2):

Single Lane Closures – One Traffic Lane in each direction on the Columbia River Highway (I-84) may be closed during the following times:

• Nightly, any night, between 9:00 p.m. and 7:30 a.m.

Shoulder Closures – Shoulder in each direction on the Columbia River Highway (I-84) may be closed at any time on any day.

00220.40(e)(2)(b) Special Events - Add the following to the end of this subsection:

The following special events will occur during this Project:

Hood River Valley Harvest Fest. Typically held early or mid-October at the Hood River Waterfront (650 Portway Ave, Hood River, OR 97031). 2024 event October 11 – 13.

Hood River Country Fair. Typically held the last week in July at the Hood River

Fairgrounds (3020 Wyeast Rd, Hood River, OR 97031). 2024 event July 24 – 27.

Verify dates of events.

Add the following subsection:

00220.41 Bridge Work - Before starting any grading or Pavement removal at Bridge ends or removal of Pavement from Bridge decks, arrange so that all Equipment, labor, and Materials required to complete the Pavement replacement Work and Bridge deck waterproofing Work are on hand or are guaranteed to be delivered. Once grading and Pavement removal begins, vigorously prosecute and complete this Work. Complete paving and membrane waterproofing Work in the shortest possible time.

Temporarily taper or bevel longitudinal and transverse grade changes or drop-offs resulting from grading and Pavement removal and membrane waterproofing Work with asphalt concrete mixture to provide a smooth and safe transition. Construct tapers according to 00620.40.

Add the following subsection:

00220.45 Load Restrictions on Bridges -

For Structure No. 08623, limit the combined weight of construction vehicles, Equipment, and daily Material usage to 65,000 pounds for every 1,000 square feet of surface area plus the weight of long term storage of Materials to 25,000 pounds for every 100 square feet of surface area of the Bridge or a total of 200,000 pounds for each span of the Bridge, whichever is less.

The Contractor may request alternate loadings by submitting, 30 Calendar Days before proposed loadings, stamped loading calculations and data according to 00150.35.

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 with the following subsection:

00221.06 Traffic Control Plan and Tourist-Oriented Directional and Business Logo Signs –

(a) Traffic Control Plan - Submit one of the following, 5 Calendar Days before the preconstruction conference:

(1) Agency Traffic Control Plan - If the Contractor intends to use the Agency TCP without modification, a written notification indicating that the Agency TCP will be used without modification.

(2) Contractor-Modified Traffic Control Plan - The Contractor may request to use a Contractor-modified Agency TCP, or a TCP developed by the Contractor. Do not use a modified TCP, or a TCP developed by the Contractor, unless approved by the Engineer. Use the Agency TCP unless a modified TCP, or a TCP developed by the Contractor is accepted.

The Engineer is not obligated to consider any modified Agency TCP or a TCP developed by the Contractor. The Agency will not be liable to the Contractor for failure to accept or act upon any request for a modified Agency TCP or a TCP developed by the Contractor.

To conserve time and funds, the Contractor may first submit a written request for a preliminary review by the Engineer. The request should contain a description of the proposal together with a rough estimate of anticipated dollar and time impacts. The Engineer will, within a reasonable time, respond to the Contractor in writing whether or not the request would be considered by the Agency.

If requesting a Contractor-modified Agency TCP, or a TCP developed by the Contractor, at a minimum the request shall meet all requirements of the Contract documents and comply with the Project transportation management plan (TMP).

Provide the following information:

• Stamped Working Drawings according to 00150.35 that include the proposed TCP showing all TCM and quantities of TCD.

• A TPAR plan that includes:

• Details and features used to provide pedestrian accessibility.

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

• Temporary alternate facilities or detour routes for pedestrian traffic.

• Staging sequences and details for Work affecting vehicular, pedestrian, and bicycle traffic.

• Proposed order and duration of the TCM.

• A detailed temporary striping plan.

If the Contractor’s request to use a Contractor-modified Agency TCP, or a TCP developed by the Contractor is approved in whole or in part, acceptance will be made by a Change Order.

The Engineer will establish prices that represent a fair measure of the value of Work to be added, changed, or deleted as a result of any accepted modifications to the Agency TCP or an accepted TCP developed by the Contractor.

Once a TCP has been accepted by the Engineer, any additional modifications must be submitted by the Contractor for Agency review following the procedure described above. The Engineer is not obligated to consider additional modifications to a previously approved TCP.

(b) Tourist-Oriented Directional and Business Logo Signs - Submit one of the following for approval, at least 5 Calendar Days before the preconstruction conference:

(1) No Signs - If there are no tourist-oriented directional (TOD) or business logo signs on the Project, a written notification that no TOD or business logo signs exist within the Project limits or

(2) Signs - Submit one copy of a sketch map of the Project showing all existing TOD and business logo signs and a written narrative describing how these signs will be kept in service and protected throughout all the construction stages. If modifications are necessary, submit updated information to the Engineer for approval at least 21 Calendar Days before the change is needed.

SECTION 00222 – TEMPORARY TRAFFIC CONTROL SIGNS

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

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

• Install "ROAD WORK AHEAD" (W20-1-48) signs with a 36 by 24-inch "FINES DOUBLE" (R2-6aP) rider on the Columbia River Highway (I-84), 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.

• For paving operations on freeways, place “ABRUPT EDGE” (CW21-9) and “ROAD WORK XX MPH” (CW20-1a) signs as shown. Use an “XX” value equal to 15 mph below the current posted regulatory speed. If a speed is posted for a temporary regulatory speed reduction, that speed is the current posted regulatory speed.

Install a 72 by 24-inch "CONSTRUCTION VEHICLE DO NOT FOLLOW" (CW23-14) sign on rigid substrate on the back of all Material or Equipment delivery vehicles.

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 00228 - TEMPORARY PEDESTRIAN AND BICYCLIST ROUTING

Comply with Section 00228 of the Standard Specifications.

SECTION 00280 - EROSION AND SEDIMENT CONTROL

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

00280.00 Scope - Replace the paragraph that begins "This Work also consists of providing temporary …" with the following paragraph:

This Work also consists of providing temporary erosion and sediment control (ESC) measures and furnishing, installing, moving, operating, maintaining, inspecting, and removing ESC throughout the Project area according to the Standard Drawings, the erosion and sediment control plan (ESCP), the Specifications, or as directed, until the site is permanently stabilized. Included also is the monitoring of weather, of stormwater and receiving waters, the reporting of monitoring observations, the reporting of corrective actions (when necessary) and the updates and revisions of the ESCP, including ESCP cover sheet, necessary to keep it representative of current site conditions and compliant with the 1200- CA permit if applicable.

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 not applicable to this Project. Comply with all applicable conditions of this Section.

00280.04 Erosion and Sediment Control Plan on Agency Controlled Lands - Replace the bullet that begins “Information required under 1200-CA…” with the following bullet:

• Information required under 1200-CA permit, if applicable.

00280.06 Erosion and Sediment Control Manager - Delete this subsection.

00280.48 Emergency Materials - Add the following paragraphs after the paragraph that begins "Provide, stockpile, and protect...":

Provide and stockpile the following emergency Materials on the Project site:

Item Quantity

Sediment Barrier – Type 2

When emergency materials are used, restock emergency materials within 48 hours of use.

00280.62 Inspecting and Monitoring – Delete the paragraph that begins “Inspect the Project Site…”.

00280.62(a) Inspection - Replace the paragraph that begins "Perform site inspection, complete…" with the following paragraph:

Inspect the Project Site and all ESC devices for Effective Function and potential erosion or sediment movement and complete all applicable parts of the ODOT Erosion Control Monitoring Form, and submit the form to the Agency as follows:

00280.64(a) Corrective Action Timelines – Delete the bullet that begins “If completion of corrective action is not feasible…”

Delete the bullet that begins “Provide a schedule for clean-up and corrective actions…”

Delete the bullet that begins “Provide all corrective action documentation and photographs…”

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 water contaminated by pollutants including sediment, drilling fluids and waste, concrete, grout, or water contained within a work area isolation, into any waters of the State or U.S. or conveyances draining thereto until it has been treated using Materials such as those listed in 00280.15 or 00280.16 or by pumping to a vegetated upland location. Do not allow Project discharges to increase the concentration of any pollutant in the receiving water to a level that exceeds the limits prescribed by OAR 340-041.

• 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 from entering waters of the State or U.S. Such pollutants include but are not limited to construction and demolition materials, waste spoils, fuel or petroleum products, detergents, silt, welding slag and grindings, concrete sawcutting by-products and sandblasting abrasives.

• Do not allow curing concrete or grout to be submerged within waters of the State or U.S.

less than 24 hours after placement, except within work area isolation. Do not end-dump riprap into the waters of the State or U.S. Place riprap from above the ordinary high water line.

• Monitor weather and streamflow forecasts and conditions to anticipate high flows that may unintentionally inundate any portion of the Project Site.

• If high flow conditions occur or are anticipated to occur that may unintentionally inundate any portion of the Project Site, remove all potentially affected Equipment, Materials, and debris from the potential inundation area. Cease Work in the area until water recedes and the risk of further high water events passes. The Engineer retains the authority to temporarily halt or modify the Work in case of excessive turbidity or damage to natural resources.

• If Work in or around waters of the State or U.S. violate permit conditions or any requirement of this subsection, stop such Work and notify the Engineer.

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 the Highway. Maintain the stationing so it is visible throughout construction of the project.

SECTION 00503 - BRIDGE DECK COLD PLANE PAVEMENT REMOVAL

Comply with Section 00503 of the Standard Specifications modified as follows:

00503.20 Equipment for Grinding on Bridge Decks - Add the following to the paragraph that begins "To remove Pavement from bridge decks…":

Limit the gross operational weight of machines to comply with the load limitations of 00220.45. Limit machines to a forward speed of 2.5 feet per minute. Operate at a drum speed of at least 120 RPM.

SECTION 00504 - CONCRETE DECK SURFACE PREPARATION

Comply with Section 00504 of the Standard Specifications modified as follows:

00504.21(b) Scarifying Equipment – Replace the paragraph that begins “Furnish power-operated diamond grinding…” with the following paragraph:

Furnish power-operated diamond grinding, micro-milling, or shot blasting scarifying Equipment capable of uniformly removing the existing surface to depths required.

00504.21(b)(4) Hydroblasting – Delete this subsection.

00504.40(f) Structural Overlay Removal - Replace the paragraph that begins “Remove the existing Structural Overlay to the parent …” with the following paragraph:

Remove the existing Structural Overlay to the parent deck surface. Use Equipment that can sufficiently remove the overlay without exceeding 1/2 inch of parent deck removal.

00504.41(b) Class 1 Preparation – Delete the bullet that begins “Hydroblasting may only be…”

00504.42(a) PPC, MPCO, and Membrane Installations – Replace this subsection with the following:

00504.42(a) PPC, MPCO, Deck Seal, and Membrane Installations - Prepare all surfaces that are to be in contact with the membrane, deck seal or overlay, including vertical contact areas, as follows:

• Clean the entire surface by shot-blasting within 24 hours of placing the membrane or overlay.

• Sweep the area magnetically to remove metal residue.

• Blow clean the surfaces with compressed air.

• Immediately after surface preparation is complete cover the prepared deck with clear plastic, overlapping it to prevent contaminants from construction vehicles or other sources from contacting the deck. Maintain the covering until PPC, MPCO, deck seal or membrane installation.

• If the prepared surface becomes contaminated by spills, rain, or other contaminant before placing the membrane or overlay, prepare the surface again according to this Subsection.

00504.42(b) SCO Overlays – Replace the bullet that begins “Clean the entire surface by shot-blasting…” with the following bullet:

• Clean the entire surface by shot-blasting. Shot-blasting is not required on final surfaces that were prepared by chipping or jack hammering.

SECTION 00585 - EXPANSION JOINTS

Comply with Section 00585 of the Standard Specifications modified as follows:

00585.43 Armored Corners – Replace the title of this subsection with “Armored Corners and Edgebeam”

Replace the paragraph that begins "Provide joint corner armoring …" with the following paragraph:

Provide joint corner armoring or edgebeam with anchors as shown or specified, and according to the following:

00585.43(a) Tolerance - Replace the paragraph that begins "Install armored corners that are straight…" with the following paragraph:

Install armored corners or edgebeams that are straight and do not deviate from a true line by more than 1/4 inch horizontal and 1/8 inch vertical over the length of the joint, nor more than 1/16 inch in either direction from a 12-foot straightedge.

00585.43(b) Installation - Replace the paragraph that begins "Furnish armored corners in the longest …" with the following paragraph:

Furnish armored corners or edgebeams in the longest practical length as controlled by transportation and installation.

Replace the paragraph that begins "For new construction, install armored …" with the following paragraph:

For new construction, install armored corners or edgebeams with anchors in preformed blockouts at least 14 Days after the deck is cast with the joint opening as shown. Support the armored corners or edgebeams securely in position before placing concrete in the joint blockout. Install the preformed seal at least 7 Days after the concrete blockouts have been cast and after the deck concrete reaches 3,000 psi.

00585.47 Strip Seal - Replace the bullet that begins "Use steel retainers acting …” with the following bullet:

• Use steel retainers acting as the edgebeams according to 00585.43.

00585.80 Measurement - Add the following to the end of the subsection:

The estimated quantities of joints are:

Quantity Structure Joint Type (Foot)

Bridge No. 08623 Control Joint 148

SECTION 00590 - POLYMER MEMBRANE

Comply with Section 00590 of the Standard Specifications.

SECTION 00620 - COLD PLANE PAVEMENT REMOVAL

Comply with Section 00620 of the Standard Specifications modified as follows:

00620.43 Maintenance Under Traffic - Replace this subsection, except for the subsection number and title, with the following:

Traffic will be allowed on the cold planed surface up to 5 Calendar Days after removing the existing surface. Sweep and clean the cold planed surface before opening to traffic.

Before beginning paving operations, make repairs to the existing cold planed surface as directed. Payment for the repairs will be made according to 00195.20.

SECTION 00730 - EMULSIFIED ASPHALT TACK COAT

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

00730.11 Emulsified Asphalt – Replace the sentence that begins “Furnish CSS-1, CSS- 1h…” with the following sentence:

Furnish CSS-1, CSS-1h, CMS-2, CMS-2S, CMS-2h, CRS-1, CRS-2, HFRS-2, HFMS-2 or HPTC as selected by the Contractor.

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

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

Approximately 6 Tons of Emulsified Asphalt in tack coat will be required on this Project.

SECTION 00745 - ASPHALT CONCRETE PAVEMENT - STATISTICAL ACCEPTANCE

Comply with Section 00745 of the Standard Specifications modified as follows:

00745.47(a)(2) Wearing Course - Replace this subsection, except for the subsection number and title, with the following:

Construct longitudinal joints six inches from permanent lane markings, or as shown or directed.

00745.48(c) Bridge Deck Overlays - Replace the paragraph that begins "Saw cut the wearing Course of Pavement …" with the following paragraph:

Sawcut the wearing or base Course of Pavement directly over the joints in bridge decks, bridge end joints and end Panel end joints as soon as practical but within 48 hours of paving each stage of the wearing or base Course, unless otherwise directed. Saw the cut 3/8 inch wide, ± 1/8 inch, by 1/2 inch less than the thickness of the Panel of Pavement depth or 1 1/2 inches deep, whichever is less.

00745.49(b)(2)(b) Core Correlation of Nuclear Gauge Readings - Replace this subsection, except for the subsection number and title, with the following:

For each Lift on Bridge #06980A, correlate each nuclear gauge that will be used on that Lift.

Perform core correlations and determine core correlation factors according to AASHTO T 355 and ODOT TM 327. Provide bulk specific gravity values to the Engineer within 24 hours of coring. If an Aggregate source or the asphalt cement source changes, new core correlations are required.

Both the Engineer and the Contractor may request additional core correlation of nuclear gauge readings. Core correlations requested by the Contractor or that are required due to a change in Aggregate or asphalt cement source will be at no additional cost to the Agency.

Core Correlations performed on this project are for information only, and will not be applied to nuclear gauge readings.

00745.49(e) Bridge Decks and End Panels – Add the following paragraph to the end of this subsection:

On Bridge #06980A, use oscillatory rollers, designated as such by the manufacturer, with drums vibrating in the horizontal direction only, for breakdown and intermediate compaction.

Perform finish rolling in static mode.

00745.80 Measurement - Add the following paragraph to the beginning of this subsection:

The quantities of ACP shown in the Contract Schedule of Items were computed on the basis of Aggregates having a specific gravity of 2.7.

Add the following paragraph to the end of this subsection:

The quantities of core correlation of nuclear gauge readings will be measured on the unit basis for each core correlation test that is completed and accepted according to ODOT TM 327. Core correlations that are requested by the Contractor or that are required due to a change in Aggregate or asphalt cement source will not be measured.

00745.90 Payment -

Add the following Pay Item to the Pay Item list:

(c) Core Correlation of Nuclear Gauge Readings……………..Each

Add the following paragraph after the paragraph that begins "In item (b)…":

Item (c) includes developing core correlation factors for all gauges to be correlated for the lift on which the core correlation was performed, according to the procedure in ODOT TM 327.

SECTION 00855 - PAVEMENT MARKERS

Comply with Section 00855 of the Standard Specifications.

SECTION 00865 - LONGITUDINAL PAVEMENT MARKINGS - DURABLE

Comply with Section 00865 of the Standard Specifications.