00010688_Att B_Specifications.doc

ATTACHMENT B – SPECIFICATIONS

These specifications identify certain responsibilities of the Project Manager that would otherwise be responsibilities of the Owner’s Authorized Representative, in accordance with General Conditions Section A.1. ODOT, as Owner, hereby delegates those identified responsibilities to the Project Manager. All other responsibilities of Owner remain with the Owner’s Authorized Representative identified in the Public Improvement Agreement Form.

1. PROJECT MANAGER:

David Anderson

Transportation Maintenance Manager – Salem

Cell: 503-930-3099

David.ANDERSON@odot.oregon.gov

2. WORK SCHEDULE:

Contractor must perform all work under the Contract during the hours of 7:00 am and 7:00 pm Mondays through Fridays. No work may be performed on weekends or state-observed holidays.

3. DESCRIPTION OF WORK:

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

1. Contractor shall facilitate the repair of 210 square feet of soundwall that has been damaged from a vehicle strike. The site is located on I5 in the southbound direction at mile point 257.85. It is highly recommended that the Bidder visit the site to assess the location and become familiar with the site.

2. Contractor shall be fully responsible for existing soundwall debris removal and disposal.

3. Contractor shall provide all management, supervision, labor, materials, and equipment necessary for the efficient and effective repair of the soundwall section.

4. Contractor is responsible for payment of any and all landfill disposal fees necessary for proper final disposal of collected debris.

5. Contractor shall be responsible for dust control and all other environmental safeguards and protections as necessary. All such safeguards and protections shall comply with federal and state laws and regulations regarding same.

4. TRAFFIC CONTROL:

The project site is off of the highway. Traffic control for lane closures is not required. However, Contractor shall provide appropriate work zone signage for shoulder work. Signs must conform to requirements in the "Manual on Uniform Traffic Control Devices" (MUTCD) and supplemented by the “Oregon Temporary Traffic Control Handbook.” These manuals are available online at the following website addresses:

http://mutcd.fhwa.dot.gov/pdfs/2009r1r2/pdf_index.htm Oregon Temporary Traffic Control Handbook, 2011 Edition No impacts to travel lanes on I-5 will be permitted. Some locations may require equipment to be parked on the paved shoulder. No shoulder closures will be made without written approval from the Project Manager.

5. SPECIAL PROVISIONS:

These Special Provisions identify and modify certain sections of the Standard Specifications which are incorporated into this ITB and resulting Contract in ITB section C.2.6. The Standard Specifications are available online at:

https://www.oregon.gov/odot/Business/Specs/2024_STANDARD_SPECIFICATIONS.pdf All number references in the special provisions shall be understood to refer to the sections and subsections of the Standard Specifications bearing like numbers.

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.

SECTION 00221 - COMMON PROVISIONS FOR WORK ZONE TRAFFIC CONTROL

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

00221.03 Traffic Safety and Operations - Replace the bullet that begins “When paving operations create…” with the following bullet:

· When paving operations create an abrupt or sloped edge drop off greater than 1 inch, protect traffic by installing signing according to the "2 Lane, 2 Way Roadway Overlay Area" detail shown on the Standard Drawings. Protect longitudinal and transverse Pavement joints by placing and maintaining an asphalt concrete wedge according to 00221.07(c)(1).

00221.06 (c) Tourist-Oriented Directional and Business Logo Signs ‑ Replace this subsection, except for the subsection number and title, with the following:

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.

00221.07(c)(1) Paving - Replace this subsection, except subsection number and title, with the following:

When the longitudinal joint is greater than 1 inch in height, install additional TCD according to 00221.03. Complete the placing of ACP and construction of paving joints according to 00735.48, 00735.49, 00743.45, 00744.44, 00744.45, 00745.47, and 00745.48, as applicable.

00221.90(b) Temporary Protection and Direction of Traffic ‑ Delete the bullet that begins “Moving temporary barrier to and from Contractor’s stockpile areas”.

Replace the bullet that begins "When the Schedule of Items does not include …" with the following bullet:

Preparing and signing the daily “Traffic Control Inspection Report”, when a TCS is not included in the Schedule of Items or when a TCS is not onsite for a work shift.

SECTION 00222 – TEMPORARY TRAFFIC CONTROL SIGNS

Comply with Section 00222 of the Standard Specifications.

SECTION 00290 - ENVIRONMENTAL PROTECTION

Comply with Section 00290 of the Standard Specifications.

SECTION 00440 - COMMERCIAL GRADE CONCRETE

Comply with Section 00440 of the Standard Specifications modified as follows:

00440.13 Field-Mixed Concrete ‑ Replace the subsection, except for subsection number and title, with the following:

CGC Work items listed in 00440.14(a) may be field-mixed conventionally, or by volumetric/mobile mixers conforming to ASTM C685. When approved, concrete sidewalks, concrete curb ramps, concrete driveways, and other flat concrete surfaces may be field-mixed using volumetric/mobile mixers conforming to ASTM C685, request approval prior to placement. For all other CGC applications, submit written request to the Engineer for approval to use volumetric/mobile mixers conforming to ASTM C685 at least 21 Days prior to placement.

Pre-packaged dry blended concrete from the QPL may be used for Work items listed in 00440.14(a).

SECTION 00510 - STRUCTURE EXCAVATION AND BACKFILL

Comply with Section 00510 of the Standard Specifications.

SECTION 00530 - STEEL REINFORCEMENT FOR CONCRETE

Comply with Section 00530 of the Standard Specifications.

SECTION 00540 - STRUCTURAL CONCRETE

Comply with Section 00540 of the Standard Specifications modified as follows:

SECTION 00597 - SOUND WALLS

Comply with Section 00597 of the Standard Specifications modified as follows:

00597.00 Scope - Replace this subsection, except for the subsection number and title, with the following:

This Work consists of removing, salvaging and re-installing portions of the existing sound wall as shown, furnishing and constructing one precast concrete pilaster and two precast concrete panel walls, and repairing one precast concrete pilaster as necessary at the location shown or directed.

00597.90 Payment - Replace the paragraph that begins “No separate or additional payment will be made…” with the following paragraph:

No separate or additional payment will be made for excavation, backfill, footings, concrete, reinforcement, waterproofing, damp-proofing, repair of existing pilaster, and removal of existing damaged sound wall.

SECTION 00940 - SIGNS

Comply with Section 00940 of the Standard Specifications.

SECTION 02001 - CONCRETE

Comply with Section 02001 of the Standard Specifications modified as follows:

02001.02 Abbreviations and Definitions:

Add the following definition:

Lightweight Concrete ‑ Structural concrete having a specified density using lightweight Aggregates.

Replace the sentence that begins “Pozzolans ‑ Fly ash, silica fume…” with the following sentence:

Pozzolans ‑ Fly ash, natural Pozzolans, silica fume, and high-reactivity Pozzolans.

Replace the sentence that begins “Supplementary Cementitious Materials ‑ Fly ash, silica fume…” with the following sentence:

Supplementary Cementitious Materials ‑ Pozzolans and ground granulated blast furnace slag.

02001.15(a) Current Mix Designs ‑ Replace this subsection, except for the subsection number and title, with the following:

Mix designs that meet the requirements for the specified class of concrete and are currently being used or have been used within the past 24 months on any project, public or private, may be submitted for review. Provide individual test results that comprise the average if more than one data point exists. For paving designs the flexural strength testing must be from within the last two years. For HPC designs the length change and permeability tests must be from within the last two years.

02001.15(b)(1) Trial Batch Plastic Properties ‑ Replace this subsection, except for the subsection number and title, with the following:

For each trial batch, test according to the following test methods:

Test Test Method

Sampling Fresh Concrete

WAQTC TM 2

Concrete Temperature

AASHTO T 309

Slump

AASHTO T 119 1

Air Content AASHTO T 152 or T 196 2

Density

AASHTO T 121

Yield

AASHTO T 121

Molding Concrete Specimens AASHTO T 23 or R 39 3

Water Cement Ratio For drilled shaft concrete test the slump retention by subsequent tests at 60 minute intervals for the duration of the estimated drilled shaft placement. Report in table or graphical format.

Use AASHTO T 196 for lightweight concrete.

Cast cylinders in single use plastic molds.

Use ODOT's Field Operating Procedure for AASHTO T 121 in the MFTP.

02001.15(c)(10) Plastic Concrete Tests – Replace the bullet that begins “Initial slump test result and subsequent….”

· Initial slump test results and subsequent results at 60-minute intervals, verifying a minimum slump of 4 inches is maintained for the total time estimated for drilled shaft placement, including temporary casing extraction. Report data in a table or graph format.

02001.15(c)(12) Strength Analysis ‑ Replace this subsection, with the following subsection:

02001.15(c)(12) Documentation of Average Compressive Strength ‑ Provide an analysis, showing applicable data and calculations for documentation of average compressive strength according to ACI 301.

02001.20(a) Strength ‑ Replace Table 2001-1 with the following Table 2001-1:

Table 02001-1

Concrete Strength and Water/Cementitious

Material (w/cm) Ratio

('c (psi) Maximum w/cm Ratio

(Seal) 0.45

(Drilled Shaft)

HPC(IC)4500

5000 +

PPCM’s (with cast-in-place decks and no entrained air)

02001.20(a)(1) Required Average Compressive Strength (f’cr) ‑ Replace this subsection, except for the subsection number and title, with the following:

Except for PPCM designs, provide the required average compressive strength according to ACI 301 for mix design approval.

02001.30(e)(1) HPC Coarse Aggregate Content ‑ Delete the paragraph that begins “Two or more Aggregate products or sources…”

Add the following subsection:

02001.50(d) Concrete Strength Testing Technician (CSTT):

Receive concrete test cylinders

Record data

Strip cylinders

Store cylinders

Test cylinders

Record test data

Report test data

SECTION 02030 – SUPPLEMENTARY CEMENTITIOUS MATERIALS

Comply with Section 02030, of the Standard Specifications modified as follows:

02030.00 Scope ‑ Replace this subsection, except for the subsection number and title, with the following:

This Section includes the requirements for fly ash, natural pozzolans, silica fume, ground granulated blast furnace slag and high reactivity pozzolans used in portland cement concrete.

02030.10 Fly Ash ‑ Replace this subsection, except for the subsection number and title, with the following:

Furnish Class C and Class F fly ash from the QPL and conforming to AASHTO M 295 (ASTM C618).

Add the following subsection:

02030.15 Natural Pozzolans ‑ Furnish Class N natural pozzolans from the QPL and conforming to AASHTO M 295 (ASTM C618).

02030.50 Metakaolin ‑ Replace this subsection with the following:

02030.50 High Reactivity Pozzolans ‑ Furnish high-reactivity pozzolans from the QPL and conforming to AASHTO M 321.

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 paragraph:

Furnish liquid membrane-forming curing compounds from the QPL and meeting the requirements of ASTM C309. Before use, submit a one quart sample 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 02690 ‑ PCC AGGREGATES

Comply with Section 02690 of the Standard Specifications modified as follows:

02690.20(a) Harmful Substances ‑ In the paragraph that begins “Material passing No. 200 sieve…”, replace the words “T 11” with the words “T 27 / T 11”.

02690.20(e) Grading and Separation by Sizes for Prestressed Concrete ‑ Replace this subsection with the following subsection:

02690.20(e) Grading and Separation by Sizes ‑ Sampling shall be according to AASHTO R 90. Sieve analysis shall be according to AASHTO T 27 and AASHTO T 11. Provide aggregates meeting the gradation requirements of Table 02690-1 for structural concrete. Provide a CAgT to perform sampling and testing when required.

Table 02690-1

Gradation of Coarse Aggregates

Percent passing (by Weight)

02690.20(f) Grading and Separation by Sizes for Other Concrete ‑ Delete this subsection.

02690.30(b) Harmful Substances ‑ In the paragraph that begins “Material passing No. 200 sieve…”, replace the words “T 11” with the words “T 27 / T 11”.

02690.30(g) Grading ‑ In the paragraph that begins “Sampling shall be according to…”, replace the words “AASHTO T 2” with the words “AASHTO R 90”.

SECTION 02910 ‑ SIGN MATERIALS

Comply with Section 02910 of the Standard Specifications modified as follows:

02910.33(a) General ‑ Replace this subsection, except for the subsection number and title, with the following:

Permanent legends consist of white retroreflective screened, red retroreflective screened, black screened or cut-out white retroreflective sheeting. The letters and numerals of all permanent legends shall conform to the design of the FHWA Standard Rounded Capital Letter Alphabets.

Add following subsection:

02910.50 Digitally Printed Signs, Temporary ‑ Temporary traffic control signs may use digitally printed signs from an integrated engineered match component system on the QPL and applied to furnished substrate according to 00222.10(b).