Attachment A Special Provisions and Specifications~9.pdf

ATTACHMENT A - SPECIAL PROVISIONS AND SPECIFICATIONS

PROJECT NAME

OR138E-MP 49.1 Emergency Landslide Repair Project

North Umpqua Highway Douglas County

Description

The Project is located on a rural part of Highway 138E at MP 49.1 east of Glide Oregon. The purpose of the proposed project is to stabilize a landslide that occurred after a storm event. The project will also address drainage from the up-gradient culvert. The proposed work will be within existing ODOT right-of-way (ROW) and Forest service ROW.

Proposed scope of work includes the following:

• Provide temporary protection & direction of traffic.

• Install and maintain erosion control.

• Remove striping.

• Install temporary striping and pavement bars.

• Install temporary barricades.

• Provide portable traffic signal.

• Removal of structures and obstructions.

• Clearing and grubbing as shown on the plans.

• Construct Riprap Lined Channel.

• Install 18” culvert pipe.

• Construct paved culvert end slope for 18-inch culvert.

• Paving, Level 3, ½” PG 64-22

• Permanent seeding.

• Permanent striping.

• Perform additional and incidental work as detailed in the Contract plans and specifications and as directed.

Standard Drawings RD140 Roadway Cross Slopes Superelevated Sections RD316 Sloped Ends For Metal Pipe RD320 Paved End Slope For Culverts 60” Maximum Pipe Size RD325 Coupling Bands for Corrugated metal Pipe RD326 Coupling Bands for Corrugated metal Pipe RD327 Coupling Bands for Corrugated metal Pipe RD380 Fill Height Tables For Aluminum & Steel Corrugated Pipe RD610 Asphalt Concrete Pavement (ACP) Details RD615 Surface Edge Details RD1005 Check Dams Type 1, 3, and 4 RD1032 Sediment Barrier Type 8 RD1055 Slope and Channel Matting

TM500 Pavement Marking Standard Detail Blocks TM521 Durable & High Performance Pavement Markings Surface & Groove Installed TM570 Traffic Delineators TM571 Traffic Delineators Steel Post Details TM800 Tables, Abrupt Edge and PCMS Markers TM810 Temporary Pavement Markings TM820 Temporary Barricades TM821 Temporary Sign Supports TM822 Temporary Sign Supports TM854 2-Lane, 2-Way Roadways

It is the contractor’s responsibility to determine utility or facility conflicts and contact and coordinate with the appropriate utility company or government agency. All utility involvement shall be considered incidental to the project and no separate payment will be made.

Project Manager Cathy Harshman

Oregon Department of Transportation Region 3 District 8

100 Antelope Road White City, Oregon.

541-890-0304 Mobile

Standard 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 Special Provisions below. Sections of the technical specifications not identified in the 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 Specifications as being applicable. (See ITB Section C.1.6 for a link to the applicable General Conditions.) However, if 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

Temporary Work Zone Traffic Control:

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

All traffic control devices and measures shall comply with the 2011 Manual on Uniform Traffic Control Devices, including its revisions (http://mutcd.fhwa.dot.gov/) and ODOT Standard Drawings (https://www.oregon.gov/ODOT/Engineering/Pages/Standards.aspx) http://mutcd.fhwa.dot.gov/ https://www.oregon.gov/ODOT/Engineering/Pages/Standards.aspx

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(s) to the end of the bullet list:

• During stage construction, provide continuous 24-hour flagger operation, with a minimum of 2 flaggers. Occupy the advance flagger stations, as directed.

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 N. Umpqua Highway (OR138Ewhen allowed, shown, or directed during the following periods of time except as specified in 00220.40(e)(2):

Single Lane Closures – One Traffic Lane on the N. Umpqua Hwy-OR138E may be closed during the following times:

• At all times.

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

SPECIAL PROVISIONS

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.

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.

SECTION 00222 – TEMPORARY TRAFFIC CONTROL SIGNS

Comply with Section 00222 of the Standard Specifications.

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:

SECTION 00226 – TEMPORARY ROADSIDE BARRIERS AND INPACT

INTTENUATORS

Comply with Section 00226 of the Standard Specifications modified as follows:

Replace the paragraph that begins “When workers or construction Equipment…” with the following paragraph:

If a Contractor elects to use a truck mounted impact attenuator (TMA) when not required, place the TMA in advance of the exposed workers or Equipment, located as shown in the TMA Support Vehicle Placement tables, or as directed.

00226.80(b)(2) Temporary Barrier - Add the following to the end this subsection:

The quantities will be limited to those shown in Table 00226-1. The estimated quantity of Temporary Barrier is:

TABLE 00226-1

Stage/Phase Location (STA to STA)

Temporary Barrier (foot)

Temporary Barrier, Minimum Deflection

(foot) Stage 1 “L” 1415+50 to

“L” 1420+00

Stage 2 “L” 1415+50 to “L” 1420+00

Total Quantity 1,300

SECTION 00227 - TEMPORARY TRAFFIC SIGNALS AND ILLUMINATION

Comply with Section 00227 of the Standard Specifications modified as follows:

00227.13 Portable Traffic Signals - Replace this subsection, except for the subsection number and title, with the following:

Use new or like-new portable traffic signals from the QPL with the following features:

(c) Bicycle Clearance Time Extension Pushbutton - When the pushbutton is pressed, it will call the signal system to provide an extended all-red clearance interval immediately following the green cycle termination. This call will be made whether the signal system is in an active green cycle for the direction of the call, or if it is a state of red. Pushbutton can be hardwired or be a wireless connection to the signal system.

Add the following subsection:

00227.43(e) Bicycle Clearance Time Extension Pushbutton - Locate the pushbutton installation with sign at the stop bar. Post mount the wired pushbutton. Wireless pushbutton may be post mounted or mounted on a TSS. Furnish a mount with a maximum 10 inch reach to pushbutton. If needed, provide manufacturer supplied pushbutton extension to achieve 10 inch reach.

SECTION 00230 – TEMPORARY ROADBED AND SURFACING

Section 00230, which is not a Standard Specification, is included in this Project by Special Provision.

Description

00230.00 Scope - This Work consists of constructing, maintaining, and removing temporary Roadbeds and Surfacing, as shown or directed.

Materials

00230.11 Earthwork - Furnish Materials required to construct the Roadbed according to Section 00330 and as shown.

Construction

00230.40 Earthwork - Construct temporary embankments and excavation outside the permanent Roadbed according to the applicable parts of Section 00330, except density testing to verify compaction will not be required. Compact the embankment material according to 00330.43(c). Ensure that Earthwork that remains in place as permanent Roadbed meets all requirements of Section 00330.

Maintenance

00230.60 Surface Maintenance - Maintain temporary surfaces according to 00220.60.

Finishing and Cleaning Up

00230.70 General - When temporary surfaces are no longer needed, do the following:

• Remove all related materials.

• Restore the area on which the temporary Surfacing and associated Roadbed occupied to the original ground contours, or as directed.

• Apply permanent seeding to the area occupied by the temporary Surfacing and associated Roadbed, if required, according to Section 01030.

• Dispose of excess materials according to 00330.41(a)(4).

Measurement

00230.80 Measurement - No measurement of quantities will be made for Work performed under this Section. It is estimated that the following approximate quantities of Materials will be required:

Material Amount

Construct Temporary Roadbed and Surfacing:

Embankment ......................................................... 2 cu. yd.

Remove Temporary Roadbed and Surfacing:

Excavation ............................................................. 2 cu.yd.

Quantities include only those quantities placed or removed outside the permanent Roadbed Neat Line.

Permanent seeding will be measured according to 01030.80.

Payment

00230.90 Payment - The accepted quantities of Work performed under this Section, except for permanent seeding Work, will be paid for at the Contract lump sum amount for the item "Construct and Remove Temporary Roadbed and Surfacing".

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

Permanent seeding will be paid for according to 01030.90.

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 NPDES 1200-CA, 1200-CN, OR 1200-C 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.

00280.02 Definitions - Delete the definition Wet Season Work

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.

00280.16(k) Active Treatment System – Add the following sentence to the end of this subsection:

Obtain approval of the active treatment system from DEQ prior to use.

00280.41(c) Wet Season Work and Temporary Work Suspension - Replace this subsection with the following subsection:

00280.41(c) Temporary Work Interruption - Update the ESCP and schedule for Work proposed between October 1 and May 31 to ensure that all appropriate controls, including ESC during Work interruption, are implemented and maintained. Submit the updated ESCP and schedule to the Agency and receive approval before beginning any Work between October 1 and May 31.

Between October 1 and May 31, limit excavation and bare ground activities to only those required for immediate operations. Stabilize stockpiles at the end of each workday by diverting flows, placing covers, or installing Sediment barriers.

00280.41(f) Hauling Material – Replace this subsection, except for the subsection number and title, with the following:

Cover loads carrying soil or sediment which may generate dust. Haul saturated loads in water tight beds or drain saturated loads prior to leaving the Project Site.

00280.41(g) Underground Injection Controls (UIC) – Replace this subsection, except for the subsection number and title, with the following:

Do not allow storm water from work area to enter Underground Injection Control (UIC) inlets, UIC catch basins or UIC wells.

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

Plastic Sheeting .............................................. 500 sq. yds.

Straw Bale ............................................................ 30 each

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…”

00280.91 Payment – Replace the paragraph that begins “Emergency Materials that are incorporated…” with the following paragraph:

Materials listed in 00280.48 that are incorporated into the Project will be paid for under the appropriate items listed in the Contract Schedule of Items.

SECTION 00290 - ENVIRONMENTAL PROTECTION

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

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.

00290.34 Protection of Fish and Fish Habitat - Add the following paragraph:

Meet with the Agency Biologist, Resource Representative, Engineer, and inspector on site, before moving equipment on-site or beginning any work, to ensure that all parties understand the locations of sensitive biological sites and the measures that are required to be taken to protect them.

00290.34(a) Regulated Work Areas - Add the following to the end of this subsection:

(5) Site Restoration - Restore damaged streambanks to a natural slope, pattern, and profile suitable for establishment of permanent woody vegetation unless precluded by pre-project conditions (for example: natural rock substrate):

• Stabilize all disturbed soils, including obliteration of temporary access roads, following any break in work unless construction will resume in 4 Calendar Days.

(1) Bird Management - Bird management activities to comply with the Migratory Bird Treaty Act (16 U.S.C. 703 712) will be performed by the Agency. Ensure that the Agency and its permitted agents have access to the project area, as needed to prevent migratory bird nesting. Nesting prevention may include daily bird harassment and the installation and maintenance of devices that exclude birds.

Do not disturb migratory bird nesting habitats (shrubs, trees, and structures), or clear vegetation from March 1 to September 1 of each calendar year without prior written approval from the Engineer. Notify the Engineer, in writing, a minimum of 10 Calendar Days prior to starting activities that could harm nesting birds.

An Inadvertent Discovery Plan (IDP) has been developed for this project. The IDP is available from the Engineer.

SECTION 00305 - CONSTRUCTION SURVEY WORK

Comply with Section 00305 of the Standard Specifications.

SECTION 00310 - REMOVAL OF STRUCTURES AND OBSTRUCTIONS

Comply with Section 00310 of the Standard Specifications.

Pay Item Unit of Measurement

(g) Asphalt Pavement Sawcutting, __8___ inches Deep ............... Foot

Replace the paragraph that begins “Item (g) applies…” with the following paragraph:

In item (g), the depth of cutting will be inserted in the blank.

SECTION 00320 - CLEARING AND GRUBBING

Comply with Section 00320 of the Standard Specifications modified as follows:

00320.40(c) Tree and Vegetation Trimming - Replace the bullet that begins “Trim branches obstructing sight…” with the following bullet:

• Trim and remove branches, vegetation, or other materials obstructing sight distance at intersections or impairing visibility of signs, signals, illumination, and other TCD.

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 except for Stone embankment material on the excavation basis.

00330.16(a) Requirements – Replace the paragraph that begins “Furnish an unweathered…” with the following paragraph:

Furnish an unweathered, hard, angular, free-draining material, visibly well-graded from course to fine with the maximum size of 4 inches.

00330.41(a)(9) Excavation Below Grade - Delete subsection 00330.41(a)(9)(c).

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

Construct the outer 12 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.

00330.43(d) Small, Irregular Fill Areas – Replace the paragraph that begins “The density requirements of 00330.43 do not apply…” with the following paragraph:

The density requirements of 00330.43 do not apply to irregular fill areas outside of the travel lanes that have a total volume of no more than 150 cubic yards at each location. Construct these areas according to the following:

00330.82 Embankment Basis Measurement – Replace this subsection, except for the subsection number and title, with the following:

Stone Embankment shall be measured on a weight basis per ton in accordance with Section 00190.10(d)(2).

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

Payment

00330.94 Embankment Basis Payment - Replace this subsection, except for the subsection number and title, with the following:

Payment for stone embankment will be made per ton in place, and it is considered full compensation for all labor, materials, equipment, and incidentals necessary to complete the work as specified.

SECTION 00331 - SUBGRADE STABILIZATION

Comply with Section 00331 of the Standard Specifications.

SECTION 00350 - GEOSYNTHETIC INSTALLATION

Comply with Section 00350 of the Standard Specifications modified as follows:

00350.01 Definitions - Add the following definition to the end of the definition list:

PVC Liner - An essentially impermeable membrane, composed of Polyvinyl Chloride (PVC) (HDPE), used as a liquid barrier.

00350.41 (a)(2) Overlaps - Add the following after “Roadbed Subgrade Stabilization”:

PVC liner 24 inches, lapped in the direction of flow.

00350.90 Payment - Add the following pay item to the pay item list:

(g) PVC Liner ................................................................................. Square Yard

SECTION 00390 - RIPRAP PROTECTION

Comply with Section 00390 of the Standard Specifications

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

Comply with Section 00445 of the Standard Specifications.

SECTION 00460 - PAVED CULVERT END SLOPES

Comply with Section 00460 of the Standard Specifications.

SECTION 00640 - AGGREGATE BASE AND SHOULDERS

Comply with Section 00640 of the Standard Specifications.

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

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.

00744.16 Sampling and Testing - Replace this subsection, except for the subsection number and title, with the following:

For each 1,000 Tons of placement, have a CAT I perform a minimum of one of each of the following test methods as modified in the MFTP:

• Asphalt Content - AASHTO T 308 with ODOT TM 323 determined Calibration Factor

• Gradation - AASHTO T 30

• Mix Moisture - AASHTO T 329

• Maximum Specific Gravity - AASHTO T 209

• Field Compacted Gyratory Specimens - ODOT TM 326

When less than 1,000 Tons of mix is placed in a Day, perform a minimum of one series of tests per Day. Provide test results to the Engineer by the middle of the following work shift.

The Engineer may waive the requirement for any of AASHTO T 308, AASHTO T 30, AASHTO T 329, and ODOT TM 326 on a daily basis. The Engineer may waive the requirement for AASHTO T 209 when less than 500 Tons of ACP is placed in a single work shift.

Provide samples or split samples to the Engineer when requested.

00744.17 Acceptance - Replace this subsection, except for the subsection number and title, with the following:

If the test result for each mix gradation constituent, asphalt content, and density measurement is within the specification limits, the material will be accepted. If the asphalt content, one or more gradation constituents, or the density measurement are not within the specification limits, the material that is not within the specification limits will be accepted according to 00150.25.

00744.41 Mixing Temperature - Replace the table with the following:

Temperature, °F

Type Maximum Minimum Behind at Mixer Paver

HMAC 350 240

WMAC 350 215

00744.49 Compaction - Replace the paragraph that begins "Determine compliance with…" with the following paragraph:

Determine compliance with density Specifications by random testing of the compacted surface with calibrated nuclear gauges. Determine the density by averaging QC tests performed by a CDT with the nuclear gauge operated in the backscatter mode according to AASHTO T 335 at one random location for each 100 Tons of asphalt concrete placed, but take no less than three tests each shift. Do not locate the center of a density test less than 1 foot from the Panel edge. Calculate MAMD according to ODOT TM 305. The Engineer may waive compaction testing requirements when less than 500 Tons of ACP is placed in a single work shift.

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.

SECTION 00840 - DELINEATORS AND MILEPOST MARKER POSTS

Comply with Section 00840 of the Standard Specifications.

SECTION 00865 - LONGITUDINAL PAVEMENT MARKINGS - DURABLE

Comply with Section 00865 of the Standard Specifications.

SECTION 01030 - SEEDING

Comply with Section 01030 of the Standard Specifications modified as follows:

01030.13(f) Types of Seed Mixes - Add the following to the end of this subsection:

Provide the following seed mix formulas:

• Permanent Seeding:

Botanical Name PLS Specified Rate (Common Name) (lb/acre) Achillea millefolium (Western yarrow)_ 0.1 Arbutus menziesii (Madrone____________) 0.06____ __Asclepias speciosa_____________ (Showy milkweed_____________) _0.05___ Bromus carinatus_______________ (California brome______________) 8.7____ _Elymus elemoides______________ (Squirreltail______________) 4.7____ _Festuca idahoensis var. Roemeri______________ (Roemer’s fescue______________) 5.1____ Lupinus rivularis Riverbank lupine 0.4 Hordeum vulgare “Poco” Poco barley 21.8 Symphyotichum subspicatum Douglas aster 0.2

01030.15 Mulch - Add the following paragraph(s) and bullets to the end of this subsection:

Furnish straw mulch for all temporary roadside erosion control seeding, except hydromulch may be used under the following conditions:

• Spring planting west of the Cascades between March 1 and May 15.

• Slopes are steeper than 1V to 1.5H and longer than 16 feet.

• Residential or commercial sites with low erosion potential such as sidewalk, Median, or parking lot planter strips.

Projects that have variable slopes may include straw mulch and hydromulch when approved.

01030.42(b) Weed Control Inspections - Replace the paragraph that begins "Inspect the Project for new growth…" with the following paragraph:

Inspect the Project for new growth of specified weeds at least monthly and apply weed control measures as appropriate. This requirement may be waived by the Engineer during the period that weeds are fully dormant. To ensure satisfactory Weed removal, the last WMA inspection will occur at least 30 Days after growing has begun or as directed.

01030.61(b) All Other Seeding - Replace the bullet that begins "The seeding Establishment Period…" with the following bullet:

• The seeding Establishment Period will end 45 Days after the beginning of the Establishment Period, if the area was seeded within the seeding dates according to 01030.43, and all establishment responsibilities have been met.

Replace the bullet that begins "If the original seeding construction…" with the following bullet:

• If the original seeding construction is completed and accepted outside the permanent seeding dates, the Establishment Period will end 45 Calendar Days after all necessary reseeding is completed and accepted during the following seeding dates according to 01030.43.

01030.62(b)(3) Weed Control - Replace this subsection, except for the subsection number and title, with the following:

Kill and remove Specified Weeds as directed, prior to the Weeds going to seed. Keep WMAs and seeded areas, Weed Free throughout the Establishment Period.

01030.90 Payment – Delete Pay Items (l) and (m) from the Pay Item list.

SECTION 01040 - PLANTING

Comply with Section 01040 of the Standard Specifications

SECTION 02050 – CURING MATERIALS

Comply with Section 02050 of the Standard Specifications modified as follows:

02050.10 Liquid Compounds – Replace the paragraph that begins “Furnish liquid membrane-forming curing …” with the following:

Furnish liquid membrane-forming curing compounds from the QPL and meeting the requirements of ASTM C309. Before use, submit two, one quart samples from each lot for testing. Samples will be tested according to ODOT TM 721. Samples are not required for curing compounds used on Commercial Grade Concrete.

SECTION 02415 - PLASTIC PIPE

Comply with Section 02415 of the Standard Specifications modified as follows:

02415.40 Polypropylene Pipe – Replace this subsection, except for the subsection number and title, with the following:

Furnish polypropylene pipe and fittings as follows:

(a) Non-Pressure Storm Sewers and Culverts - Furnish polypropylene pipe and fittings for non-pressure storm sewers and culverts from the QPL and meeting the following requirements:

Dual Wall Pipe ............................. ASTM F2764, ASTM F2881, or AASHTO M 330 Type S Triple Wall Pipe ......... ASTM F2764 or AASHTO M 330 Type D Watertight Joints .................................................. ASTM D3212

(b) Non-Pressure Sanitary Sewers - Furnish polypropylene pipe and fittings for non-pressure sanitary sewers from the QPL and meeting the following requirements:

Dual Wall Pipe ............................................... ASTM F2764 Triple Wall Pipe .............................................. ASTM F2764 Watertight Joints ............................................ ASTM D3212

SECTION 02510 – REINFORCEMENT

Comply with Section 02510 of the Standard Specifications modified as follows:

02510.11(c) Coated Reinforcement Ties and Supports - Delete this subsection.

02510.11(d) Epoxy Coating Repair - Delete this subsection.

02510.30(d) Ties and Support - Delete this subsection.

02510.60 Wire Reinforcement - Replace this subsection with the following subsection:

02510.60 Ties and Supports - Provide tie wire and supports according to CRSI Manual of Standard Practice.

(a) Coated Reinforcement Ties and Supports – Provide nonmetallic coated ties and supports for coated reinforcement, including ties for coated-to-uncoated reinforcement connections.

(b) Uncoated Reinforcement Ties and Supports - Tie all mats of galvanized steel bars with galvanized ties. Provide precast concrete blocks with galvanized ties that support galvanized reinforcement.

SECTION 03020 – EROSION MATERIALS

Comply with Section 03020 of the Standard Specifications