Exhibit 5 - Specifications~4.pdf

SPECIAL PROVISIONS

FOR HIGHWAY MAINTENANCE CONSTRUCTION

OREGON DEPARTMENT OF TRANSPORTATION

SALEM, OREGON

ROADSIDE DEVELOPMENT

OR217: OR10 – OR99W SEC.

BEAVERTON-TIGARD HIGHWAY

WASHINGTON COUNTY

DECEMBER 2025

OR217:OR10 – OR99W SEC.

iii

TABLE OF CONTENTS FOR SPECIAL PROVISIONS

WORK TO BE DONE

SUPPLEMENTAL SPECIAL PROVISIONS

UTILITY INFORMATION

APPLICABLE SPECIFICATIONS

CLASS OF PROJECT

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 00226 - TEMPORARY ROADSIDE BARRIERS AND IMPACT

ATTENUATORS

SECTION 00280 - EROSION AND SEDIMENT CONTROL

SECTION 00290 - ENVIRONMENTAL PROTECTION

SECTION 00840 - DELINEATORS AND MILEPOST MARKER POSTS

SECTION 00940 - SIGNS

SECTION 01030 - SEEDING

SECTION 01040 - PLANTING

SECTION 02910 - SIGN MATERIALS

2026.01.29 11:43:14 -08'00'

2026.02.04 10:35:30-08'00'

2026.02.04 13:26:24 -08'00'

OR217: OR10 – OR99W Sec.

WORK TO BE DONE

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

1. Install trees and plantings.

2. Install signs.

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

SUPPLEMENTAL SPECIAL PROVISIONS

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 per section 00180.41 to the Project Manager seven

(7) days prior to the pre-construction meeting to allow for review. In addition to the lookahead project work schedule, a type B schedule, as detailed in the Standard Specifications is required on this Contract.

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. 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.

7. 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.

8. Contractor is responsible for providing quality control and quality assurance for the project.

The Project Manager reserves the right to take and re-test material samples, and based upon such test results, to reject any material not meeting the referenced Specifications. It is agreed and understood that the Contractor shall replace all rejected material with material meeting the Specifications at no additional cost to the State.

9. 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.

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

11. 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.

12. 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.

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

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

15. The invoices, certified payrolls (if applicable) and project submittals are to be submitted via email to the Agency Authorized Representative.

16. Invoices must have the following certified statement on them along with a signature by the Contractor’s Authorized Representative.

“I the undersigned, hereby certify that the above bill is true and correct and that payment has not been received. Signature: _______________________”

17. Invoices are to have the contract number and service period listed on them and the following billing address:

ODOT Region 1 123 NW Flanders St Portland, OR 97209

18. Responsibility for Damage to Property and Facilities – In addition to the provisions of Section G.1, the Contractor, Contractor’s agents, Subcontractors, and all workers performing Work under the Contract (collectively, the “Contractor”), shall:

a. Determine the location of all properties and facilities, Agency and Non-Agency, that could be damaged by the Contractor’s operation, and protect them from damage;

b. Provide adequate protection to avoid damaging Agency and Non-Agency property and facilities;

c. Be responsible for damage to Agency and Non-Agency property and facilities caused by or resulting from the Contractor’s operations;

d. Clean up and restore such damage to the condition that existed before the damage, by repair, rebuilding, replacement, or compensation, as determined by the Engineer;

e. Protect monuments and property marks until the Engineer has authorized their removal;

f. Provide temporary facilities when needed until the required repair, rebuilding, or replacement is accomplished.

UTILITY INFORMATION

The Project is located within the area served by the Oregon Utility Notification Center, which operates a Utilities notification system for notifying owners of Utilities about Work being performed in the vicinity of their facilities. The Contractor shall notify owners of Utilities prior to the performance of Work in the vicinity of their facilities. The Utilities notification system telephone number is 811 or 1-800-332-2344.

The Contractor shall comply with the rules of the Oregon Utility Notification Center, OAR 952-001-0010 through OAR 952-001-0090, and ORS 757.993. The Contractor may contact the Oregon Utility Notification Center at 503-232-1987 about these rules.

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

00220.01(b) Abbreviations - Delete this subsection.

00220.02(a) General Requirements - Add the following bullets to the end of the bullet list:

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 Beaverton-Tigard Highway (OR217) 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 Beaverton-Tigard Highway (OR217) and the southbound connection road connecting Allen Blvd and Denney Rd may be closed during the following times:

• Nightly, Sunday night through Sunday morning, between 9 p.m. and 5 a.m.

One Traffic Lane may be closed on all other adjacent Roadways within the Project Site not listed above, when allowed, shown, or directed during the following periods of time except as specified in 00220.40(e)(2):

• Nightly, Sunday night through Sunday morning, between 9 p.m. and 5 a.m.

Shoulder can be closed any time.

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:

• Beaverton Celebration Parade, typically held once annually on a Saturday in September.

• Beaverton Half Marathon, typically held once annually on a Sunday in July or August.

• Oregon International Air Show at Hillsboro, one weekend a year sometime between

April and October on Friday and Sunday.

Events and dates are subject to change. Contact the City of Beaverton and the city of Hillsboro for verification of dates.

00220.60(a)(1) Contractor Responsibility - Replace this subsection, except for the subsection number and title, with the following:

If this Work is not completed and in place, the Agency may do the Work according to 00220.60(d).

(a) Do the following at no additional cost to the Agency:

• Keep surfaces being used by Public Traffic free of all dirt, mud, gravel, materials, and debris.

• Repair damage to surfaces caused by the Contractor's operations.

• Maintain all detour and stage construction Surfacing as specified or directed.

(b) Before periods of no active Work that last longer than seven consecutive Days, unless otherwise directed, do the following:

• Provide temporary pedestrian surfaces meeting the requirements of the MUTCD and Section 00228.

• Provide traversable bicycle and pedestrian routes with surfaces free of dirt, mud, gravel, and debris.

(c) Before periods of no active Work that is anticipated to last or lasts longer than 30 consecutive Days, unless otherwise directed, do the following:

• Provide paved Traffic Lanes at least 12 feet wide, with 2-foot wide paved Shoulders for each direction of traffic.

• Do not leave abrupt edges.

• Remove or cover temporary construction signs unless otherwise directed.

• Clean, install, and reinstall all necessary pedestrian, motor vehicle, and bicycle channelization and pavement markings, unless otherwise directed.

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. 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.

00221.60 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.

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 a 54-inch "TRUCKS LEAVING HIGHWAY XXXX FT" sign, when construction vehicles are leaving a Roadway, in advance of each entrance point to the Work Area at sign spacing “A” from the “TCD Spacing Table” shown on the Standard Drawings.

• Install a 54-inch "TRUCKS ENTERING HIGHWAY XXXX FT" sign, when construction vehicles are entering a Roadway, in advance of each exit point from the Work Area at sign spacing “A” from the “TCD Spacing Table” shown on the Standard Drawings.

• Install "ROAD WORK AHEAD" (W20-1-48) signs with a 36 by 24-inch "FINES

DOUBLE" (R2-6aP) rider on the Beaverton-Tigard Highway (OR217), 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.

• When construction requires bicycles to use the Traffic Lanes, install a "Bicycle ON

ROADWAY" (CW11-1) symbol sign on 1/2 mile spacing through the affected area.

Keep the signs in place until completion of the Shoulder or bikeway final surface.

• 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.

00222.80(a) Area Basis -

Add the following sentence to the end of the paragraph that begins "Temporary signs will…":

No measurement of quantities will be made for “CONSTRUCTION VEHICLE DO NOT FOLLOW” (CW23-14) signs.

Add the following to the end of this subsection:

No separate or additional payment will be made for furnishing, installing, and maintaining 72 by 24-inch "CONSTRUCTION VEHICLE DO NOT FOLLOW" (CW23-14) signs. Payment will be included in 00221.90(b).

SECTION 00223 - WORK ZONE TRAFFIC CONTROL LABOR AND VEHICLES

Comply with Section 00223 of the Standard Specifications modified as follows:

00223.40 Flaggers - Add the following paragraph to the end of this subsection:

During shoulder closures or lane closures for landscaping work, provide a dedicated flagger station and flagger to escort bicycle and pedestrian traffic through the affected Work Area.

00223.80 Measurement - Replace the bullet that begins ”The replacement of TCD and TCM…” with the following bullet:

• The replacement of flagger station lighting damaged by Public Traffic and replaced by the Contractor.

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

No additional measurement will be made for automated flagger assistance devices damaged by Public Traffic and replaced or repaired by the Contractor.

SECTION 00224 - TEMPORARY TRAFFIC CHANNELIZING DEVICES

Comply with Section 00224 of the Standard Specifications.

SECTION 00226 - TEMPORARY ROADSIDE BARRIERS AND IMPACT ATTENUATORS

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

00226.23 Truck Mounted Attenuator – Replace the title of this subsection with “Temporary Impact Attenuator, Truck Mounted”

00226.43 Truck Mounted Attenuator – Replace the title of this subsection with “Temporary Impact Attenuator, Truck Mounted”

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

Use a temporary truck mounted impact attenuator (TMA), when workers or construction Equipment are exposed to Public Traffic on a Freeway or Multi-Lane Highway and are not located behind a rigid barrier system, as follows unless otherwise shown or directed:

• Each Shoulder or each lane closure where the preconstruction posted speed is 45 mph or more.

Place the TMA in advance of the exposed workers or Equipment, located as shown in the TMA Support Vehicle Placement tables, or as directed. If the TMA is not available when the Work requires its use, postpone the Work until the TMA is available.

00226.63 Truck Mounted Attenuators – Replace the title of this subsection with “Temporary Impact Attenuator, Truck Mounted”

00226.90 Payment -

Add the following paragraphs after the paragraph that begins "In items (g) and (h)…":

Payment for items (g) performed beyond the quantity shown in the Contract Schedule of Items will be made at the Contract unit price if the Engineer determines that the Contract unit price does not exceed the value of the Work as determined according to Section 00197. If the Engineer determines that the Contract unit price exceeds the value of the Work, payment for the Additional Work will be made according to 00195.20.

Add the following paragraph:

No separate or additional payment will be made for TMA’s when the Contractor elects to use them where they otherwise are not required.

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 paragraphs and bullets:

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 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) necessary to keep it representative of current site conditions and compliant with the NPDES 1200-CA, 1200-CN, OR 1200-C permit if applicable.

Conditions requiring NPDES 1200 permits are as follows:

• Projects with one acre of ground disturbance or more on Agency owned land are regulated under the Agency’s 1200-CA permit.

• When Project Work on Agency owned land disturbs less than one acre, but ground disturbances on non-Agency owned lands combined with Project ground disturbances on Agency owned land total one acre or more the Agency Project Work will be regulated by the Agency’s 1200-CA permit. The Contractor is responsible for acquiring the 1200- C permit for all areas of disturbance on non-Agency owned land.

When the combined areas of disturbance of all Project related activities is less than one acre, no NPDES 1200 permit coverage is required.

The area of ground disturbance on Agency owned land is .25 acres.

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.

Add the following subsection:

00280.01 Submittals – Submit documentation that the compost material meets the requirements of Section 03020 for its intended use and is available for use according to the Project schedule in 00180.41 according to 00150.37, within 30 Calendar Days of Award of the Contract,.

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.

00280.14(a) Plastic Sheeting - Replace the bullet that begins “Plastic Sheeting - Minimum 6-mil thick…” with the following bullet:

• Plastic Sheeting - Minimum 6-mil thick polyethylene plastic sheeting or plastic sheeting that meets or exceeds the performance properties outlined in ASTM D4397.

00280.16(c) Sediment Fence - Replace the bullet that begins “Geotextile…” with the following bullet:

• Geotextile - Geotextile meeting requirements of 02320.20 Table 02320-3. Provide documentation according to 02320.10(c).

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 FENCE ............................................. 100 Foot SEDIMENT BARRIER, TYPE 2 ............................ 25 Each SEDIMENT BARRIER, TYPE 3 ........................... 200 Foot STRAW BALE ………………………………………………….. 2 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(b) Corrective Action Documentation – Add the following bullets to the beginning of the bullet list:

• If completion of corrective action is not feasible within 24 hours, document the reasons why the time line cannot be met.

• Provide a schedule for clean-up and corrective actions that restores Effective Functioning as soon as feasible. If schedule cannot be met document the reasons for the delay.

• Provide all corrective action documentation and photographs to Agency within 24 hours of completion of corrective actions.

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 Pollution Control – Replace the paragraph that begins "Prevent, control, and abate…" with the following paragraph:

Prevent, control, and abate pollution of the environment.

00290.30(a)(1) General - Replace this subsection, except for the subsection number and title, with the following:

• Do not allow any foreign substances or objects to enter waters of the State and U.S.

that exceed regulated or permit limits.

• Do not cause turbidity in waters of the State and U.S. that exceeds regulated or permit limits.

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.

• 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 00840 - DELINEATORS AND MILEPOST MARKER POSTS

Comply with Section 00840 of the Standard Specifications.

SECTION 00940 - SIGNS

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

00940.10 Materials - Add the following paragraph and bullets to the end of this subsection:

Digital graphic files for the following sign types may be available on the ODOT Sign Design Information website at https://www.oregon.gov/ODOT/Engineering/Pages/Signing.aspx:

• Oregon Trail or California Trail route markers

• Oregon Tour Route signs

• Oregon Scenic Byway signs

• Oregon State Parks shields

00940.12 Sign Coatings -

Furnish all signs on the Project with a shop-applied anti-graffiti coating on both the background and legend sheeting according to 02910.70, regardless of substrate material.

00940.40 General - Add the following sentence to the end of the paragraph that begins “Fabricate all components…”:

For signs that require anti-graffiti coating, fabricate all components of each individual sign with sheeting and anti-graffiti coating from the same supplier to ensure that all components are compatible and are warrantable by the manufacturer.

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, as directed.

00940.90 Payment - Add the following paragraph(s) to the end of this subsection:

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

No separate or additional payment will be made for anti-graffiti coating of signs. No separate or additional payment will be made for signs provided by CWS.

SECTION 01030 - SEEDING

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

01030.12 Soil Conditioners, Amendments, and Bio-Amendments - Add the following paragraph to this subsection:

Furnish mycorrhizal inoculum in a granular or concentrated powder form for areas to be seeded. The product shall have an OMRI Listed™ seal from the Organic Materials Review Institute. The product shall contain a minimum of the following four (4) species of Endomycorrhizae fungi: Glomus intraradices, G. mosseae, G. aggregatum, and G.

etunicatum. The product shall also contain a minimum of the following seven (7) species of Ectomycorrhizae fungi: Rhizopogon villosullus, R. luteolus, R. amylopogon, R. fulvigleba, Pisolithus tinctorius, Scleroderma Cepa, and S. citrinum.

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) Bromus carinatus (California brome) 5

Danthonia californica (California oatgrass) 5

Elymus trachycaulus (slender wheatgrass) 4

Festuca idahoensis (Idaho fescue) 3

Festuca rubra (Red fescue) 6

Koeleria macrantha (prairie junegrass) 1

Poa secunda (Sandberg bluegrass) 3

Achillea millefolium (yarrow) 0.5

Anaphalis margaritacea (pearly everlasting) 0.25

Clarkia amoena (dwarf Godetia) 1

Eschscholzia californica (California poppy) 1.5

Lupinus bicolor

(miniature lupine) 0.75

Prunella vulgaris var. lanceolata (heal-all) 2

Symphyotrichum ascendens (western aster) 1.5

Solidago canadensis (goldenrod) 2

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

Furnish mulch for seeding according to the following:

• Medium Compost

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 Weed Control - Add the following paragraph and bullets after the paragraph that begins "If a pesticide has been approved for…" and before subsection (a):

The Specified Weeds and plant species to be removed include the following:

• Oregon Department of Agriculture A and B listed noxious weeds

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.

Add the following subsection:

01030.42(e) Herbicide Application - Obtain written approval from the Engineer prior to application of herbicides in sensitive areas. Apply herbicides at the lowest effective label rates. Mix herbicides a minimum of 150 feet away from natural water bodies. Wash spray tanks a minimum of 300 feet from any natural water body. Utilize a non-hazardous indicator dye during herbicide applications within 100 feet of natural water bodies. Keep spray nozzles as low as possible and utilize the largest droplet size possible in order to minimize drift.

Provide documentation of wind speed and direction, air temperature, ground temperature, and date of application to the Engineer within 5 Days of broadcast herbicide applications.

Do not apply herbicides during the following conditions:

• When soil is saturated, except for soil-activated herbicides.

• Within 48 hours prior to and during a forecasted rain event of 0.5 inches or greater in a

24-hour period.

• When wind speeds exceed 10 miles per hour, or are less than 2 miles per hour.

• During temperature inversions.

• When ground temperatures exceed 80 °F.

Adhere to the adjuvant application limitations in Table 01030-2. Regulated work area (RWA) is defined in 00290.34(a).

Table 01030-2

Adjuvant Type Trade Name Limitations Surfactant Agri-Dex Do not apply within RWA Surfactant LI 700 Do not apply within RWA Drift Retardant 41-A Do not apply within RWA Drift Retardant Vale Do not apply within 150 feet of natural water bodies

During herbicide application, adhere to the buffer distance requirements in Table 01030-3 through Table 01030-10.

Table 01030-3: Application Buffer Width for Perennial Streams and Wetlands, and Intermittent Streams and Roadside Ditches with flowing or standing water present, Labeled for Aquatic Use

Herbicide Broadcast Spraying Spot Spraying Hand Selective aquatic glyphosate 100 feet Waterline Waterline aquatic imazapyr 100 feet 15 feet Waterline aquatic triclopyr- TEA Not Allowed 15 feet Waterline

Table 01030-4: Application Buffer Width for Dry Intermittent Streams, Dry Intermittent Wetlands, Dry Roadside Ditches, Labeled for Aquatic Use

Herbicide Broadcast Spraying Spot Spraying Hand Selective aquatic glyphosate 50 feet No buffer No buffer aquatic imazapyr 50 feet No buffer No buffer aquatic triclopyr- TEA Not Allowed No buffer No buffer

Table 01030-5: Application Buffer Width for Perennial Streams and Wetlands, and Intermittent Streams and Roadside Ditches with flowing or standing water present, Low Risk to Aquatic Organism

Herbicide Broadcast Spraying Spot Spraying Hand Selective Imazapic 100 feet 15 feet RWA boundary Clopyralid 100 feet 15 feet RWA boundary metsulfuron-methyl 100 feet 15 feet RWA boundary

Table 01030-6: Application Buffer Width for Dry Intermittent Streams, Dry Intermittent Wetlands, Dry Roadside Ditches, Low Risk to Aquatic Organism

Herbicide Broadcast Spraying Spot Spraying Hand Selective Imazapic 50 feet No buffer No buffer Clopyralid 50 feet No buffer No buffer metsulfuron-methyl 50 feet No buffer No buffer

Table 01030-7: Application Buffer Width for Perennial Streams and Wetlands, and Intermittent Streams and Roadside Ditches with flowing or standing water present, Moderate Risk to Aquatic Organism

Herbicide Broadcast Spraying Spot Spraying Hand Selective Imazapic 100 feet 50 feet RWA boundary sulfometuron-methyl 100 feet 50 feet 5 feet Chlorsulfuron 100 feet 50 feet RWA boundary

Table 01030-8: Application Buffer Width for Dry Intermittent Streams, Dry Intermittent Wetlands, Dry Roadside Ditches, Moderate Risk to Aquatic Organism

Herbicide Broadcast Spraying Spot Spraying Hand Selective Imazapic 50 feet 15 feet RWA boundary sulfometuron-methyl 50 feet 15 feet RWA boundary Chlorsulfuron 50 feet 15 feet RWA boundary

Table 01030-9: Application Buffer Width for Perennial Streams and Wetlands, and Intermittent Streams and Roadside Ditches with flowing or standing water present, High Risk to Aquatic Organism

Herbicide Broadcast Spraying Spot Spraying Hand Selective Picloram 100 feet 50 feet 50 feet Sethoxydim 100 feet 50 feet 50 feet

Table 01030-10: Application Buffer Width for Dry Intermittent Streams, Dry Intermittent Wetlands, Dry Roadside Ditches, High Risk to Aquatic Organism

Herbicide Broadcast Spraying Spot Spraying Hand Selective Picloram 100 feet 50 feet 50 feet Sethoxydim 100 feet 50 feet 50 feet

The minimum living plant coverage for native plant seeding is 50% ____ percent of ground surface.

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.

Replace pay item (i) Wildflower Seeding, ______ with the following pay item on the pay item list:

Pay Item Unit of Measurement

(i) Wildflower Seeding, _______________ Square Feet

SECTION 01040 - PLANTING

Comply with Section 01040 of the Standard Specifications modified as follows:

01040.02 Definitions: Add the following definitions to the end of this subsection:

Fall - The period beginning on the equinox in September through solstice in December.

Summer - The period beginning on the solstice in June through the equinox in September.

01040.04(a) Planting Work Plan – Replace the bullet that begins "Plant installation and…" with the following bullet:

• Plant installation

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

• Plant establishment plan according to 01040.70

01040.05 Submittals – Submit the following for review and approval:

• Planting work plan according 01040.04(a).

• Plant establishment plan according to 01040.70.

• Weed Control Work Plan according to 01030.42(a).

• Photo log 10 Days after each plant establishment visit and periodic inspection. Furnish date stamped photographs in photo log of each plant establishment site visit with photos of multiple individual plants, seeded areas and weed control areas that are sufficiently close to display plant condition and that are representative of the health, vigor and growth of the site plantings.

01040.19(b) Quality - Replace the paragraph that begins "Furnish plants that are acclimated…" with the following paragraph:

Furnish plants that are acclimated to the specific Project environmental site conditions prior to planting. Store all container-grown and balled and burlapped plant materials acquired for planting a minimum of 3 months before planting, as specified in 01040.41 or 01040.42, at a location north of the Oregon - California border.

01040.19(h)(2) Deciduous Trees - Replace the paragraph that begins "Trees with leaves that are…" with the following paragraph:

Trees which shed their leaves annually.

01040.19(h)(7) Seedling Trees - Replace the paragraph that begins "Plants that are grown from seed…" with the following paragraph:

Plants that are grown from seed in a nursery and brought to the site in a bare root condition.

Provide seedlings labeled with age and certification (class number) which shows the length of time grown in a nursery seedbed, followed by the length of time grown in a transplant bed.

Furnish seedling trees that are a minimum 2 years old.

01040.41 Planting Season (West of the Cascades) - Replace the title of this subsection with “Planting (West of the Cascades)”.

01040.42 Planting Season (East of the Cascades) - Replace the title of this subsection with “Planting (East of the Cascades)”.

01040.50(a)(1) Mechanical Digging - Replace this subsection, except for the subsection number and title, with the following:

Use a tree spade unless otherwise directed. Move only while the tree is dormant. Treat deciduous plants with anti-transpirant prior to excavation. Confirm with the Agency that the size of the spade is appropriate to the size and type of tree prior to beginning Work. Dig the receiving hole prior to digging the tree to be transplanted. Take care not to damage the tree bark. Refill the original hole after transplanting. Do not move Oregon White Oak (Quercus garryana) by this method.

01040.50(g) Plant Cuttings - Replace the paragraph that begins "Collect and plant the cuttings …" with the following paragraph:

Collect and plant the cuttings while the plant is dormant, generally between October and March. Notify the Agency if conflicts exist with permit requirements. Store all cut material in ventilated plastic containers that allow free flow of water. Protect root systems from excessive drying at all times. Do not store plants in airtight containers.

01040.53(b)(3) Compost Blanket - Replace this subsection with the following subsection:

01040.53(b)(3) - Compost Mulch - Spread compost on top of the Soil to a nominal depth of 3 inches. Where a compost erosion blanket is in place according to 00280.44(f) apply and spread additional compost to achieve a depth of 3 inches.

01040.54(a) Pressure Moisture Stress Sensor - Replace the bullet that begins "At 1 month intervals…" with the following bullet:

• At 1 month intervals throughout the Summer, up to the first Fall rain or snow.

01040.70 Plant Establishment – Add the following paragraph and bullets after the paragraph that begins “The Contractor is responsible…”

At a minimum of 15 Days prior to landscape Work, submit the plant establishment plan as part of the planting work plan according to 01040.05. Should the plan become unworkable at any time during Plant Establishment Period, submit a revised plan prior to proceeding with further Work. Include the following in the plant establishment plan:

• Activity descriptions necessary to ensure continued health and vigor of planted and seeded areas according to 01030.60 and 01040.71.

• Proposed scheduling of joint inspection meetings, weeding, and watering/irrigation schedule.

• Materials including herbicides and fertilizers, and Equipment to be utilized for the plant establishment.

• Proposed adaptive management activities for successful establishment of seeded, sodded, and planted areas, during changing environmental conditions or unanticipated weather.

01040.71 Plant Care and Success Criteria - Add the following to the end of this subsection:

The following watering frequencies are required:

• Deciduous trees that are 1/2 inch and larger, water at a frequency of every week from May 31 to September 31_____.

• Conifer trees that are over 2feet tall, water at a frequency of every week from May 31 to September 31_____.

• All shrubs, water at a frequency of _ every week from May 31 to September 31_____.

01040.72 Periodic Inspections - Replace the bullet that begins "Spring…" with the following bullet:

• Early May

Replace the bullet that begins "Summer…" with the following bullet:

• Mid-July

Replace the bullet that begins "Fall…" with the following bullet:

• Late September

01040.73 Corrective Work - Replace the paragraph that begins "The Contractor will be allowed…" with the following paragraph:

The Contractor will be allowed to replace plants outside the planting times described in

01040.41 or 01040.42 as applicable to perform corrective work after each periodic inspection.

01040.75 Weed Control - Replace this subsection, except for the subsection number and title, with the following:

Perform weed control throughout the Plant Establishment Period. Kill and remove Specified Weeds as directed, prior to the Weeds going to seed. Keep the plant areas Weed Free throughout the Plant Establishment Period.

01040.77(b) Trimming and Pruning - Replace the paragraph that begins "Prune during the dormant…" with the following paragraph:

Prune during dormancy unless otherwise specified. Remove and dispose of all dead and critically damaged plant material to maintain the overall appearance of the Project.

01040.80(c) Soil Conditioners - Replace this subsection with the following subsection:

01040.80(c) Soil Conditioners and Hydraulically Applied Soil Conditioner - Soil conditioners and hydraulically applied soil conditioners will be measured according to one of the following:

• Area Basis - Hydraulically applied soil conditioners and other surface applied soil conditioners will be measured on the area basis, along the ground surface.

• Volume Basis - Soil conditioners will be measured on the volume basis in the hauling vehicle or in containers delivered to the Project Site.

01040.90(c) Soil Conditioners - Replace…