EXHIBIT 5 - ESB US101 DAVIS SLOUGH MAINTENANCE FACILITY FENCE UPGRADE - Special Provisions and Specifications.pdf

EXHIBIT 5

SPECIAL PROVISONS & SPECIFICATIONS FOR

ESB US101: DAVIS SLOUGH MAINTENANCE FACILITY FENCE UPGRADE

SCOPE

The work to be completed under this Contract, on the Oregon Coast Highway (US101) at MP 243.2, in Coos County, OR consists of supplying the materials, equipment, labor and incidentals required to perform the following tasks as described in the Contract plans and specifications:

1. Remove existing fencing. Contractor responsible for disposal of fencing.

2. Install 450 feet of agency supplied Type CL-6 Chain Link Security Fencing as shown on

Standard Drawing RD815 and Exhibit 2.

3. Perform additional and incidental work as called for in the contract plans, specifications and as directed.

PROJECT INFORMATION

General information pertaining to this project may be obtained from the following:

Jessica Spann, Project Manager 307 Highway 42 Coquille, OR Phone: (541) 315-5999 Email: Jessica.Spann@odot.oregon.gov

APPLICABLE STANDARD SPECIFICATIONS AND SPECIAL PROVISIONS

2024 OREGON STANDARD SPECIFICATIONS FOR CONSTRUCTION: The 2024 Oregon Standard Specifications for Construction (“Standard Specifications”) include detailed technical specifications that apply to this Request for Competitive Quote (RFCQ) and resulting Contract.

Some sections of the technical specifications are identified and modified below. Sections of the technical specifications not identified below remain applicable to the Contract according to their original terms. Part 00100 of the Standard Specifications (General Conditions) is not applicable to the Contract; however, if a technical specification (Parts 200 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 technical specification. The Standard Specifications are available online:http://www.oregon.gov/ODOT/Business/Pages/Standard_Specifications.aspx

Silence of Specifications: The apparent silence of the specifications as to any detail, or the apparent omission of a detailed description concerning any point, shall be regarded as meaning that the highest value commercial practices are to prevail and that only materials and workmanship of first quality are to be used. Where neither the Special Provisions nor the bid schedule indicate separate payment for the work to be completed under this Contract, perform the work as incidental for which no separate measurement or payment will be made.

ESB US101: DAVIS SLOUGH MAINTENANCE FACILITY FENCE UPGRADE

SECTION 00160 – SOURCE OF MATERIALS

Comply with Section 00160 of the Standard Specifications modified as follows:

00160.30 Agency-Furnished Material – Add the following to the end of this subsection:

The Agency will furnish the listed items at the following location:

Items Chain Link Fabric 2” Mesh 11 Gauge Line Posts Brace Rail Truss Rod Stretcher Bar Tension Wire 7 Gauge

Project Location ODOT Maintenance

61036 HWY 101 S.

Coos Bay, OR 97420

SECTION 00210 – MOBILIZATION

Comply with Section 00210 of the Standard Specifications modified as follows:

Construction

00210.40 Mobilization – delete the last bullet of the bullet list.

Payment

00210.90 Payment – delete the last sentence in this subsection.

SECTION 00280 – EROSION AND SEDIMENT CONTROL

Comply with Section 00280 of the Standard Specifications.

SECTION 00290 - ENVIRONMENTAL PROTECTION

Comply with Section 00290 of the Standard Specifications.

SECTION 00310 – REMOVAL OF STRUCTURES AND OBSTRUCTIONS

Comply with Section 00310 of the Standard Specifications.

SECTION 00440 – COMMERCIAL GRADE CONCRETE

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

00440.11 Proportions - Replace the paragraph that begins "Furnish, in writing to the Engineer …" with the following paragraph:

Provide, in writing to the Engineer, the proportions by weight of the following Materials before using any CGC:

00440.12 Properties of Commercial Grade Concrete - Replace the bullet that begins “Entrained Air…” with the following bullet:

• Entrained Air - 4.0 to 7.0 percent

• Entrained air not required for precast elements utilizing dry cast mix designs.

00440.13 Field-Mixed Concrete - Replace the paragraph that begins "CGC Work items listed in 00440.14(a)…" with the following paragraph:

CGC Work items listed in 00440.14(a) may be field-mixed conventionally, or by volumetric/mobile mixers according 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 according 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 according to ASTM C685 at least 21 Days prior to placement.

00440.14(a) General - Replace the paragraph that begins "Acceptance sampling…" with the following paragraph:

Acceptance sampling and testing is based on tests performed by the Contractor’s QCT from samples obtained at the site of placement from the discharge of the delivery vehicle.

00440.40(b) Placing - Replace the paragraph that begins "Place CGC…" with the following paragraph:

Place CGC according to the appropriate Sections where CGC is required and the following:

00440.40(c) Forms - Replace the paragraph that begins "Provide forms for CGC …" with the following paragraph:

Provide forms for CGC according to the appropriate Sections where CGC is required and best common practices. Place to the lines and grades shown or directed.

00440.40(e) Curing - Replace this subsection, except for the subsection number and title, with the following:

Cure CGC for a minimum of 7 Calendar Days by one of the following methods:

• Cover with wet burlap, canvas, Sand, or other acceptable Material, and keep moist.

• Apply curing compounds at a rate of not less than 1 gallon per 150 square feet. Do not use on surfaces that come into contact with adjacent pours and avoid overspray on exposed reinforcement. Use curing compounds according to the following:

Table 00440-1

Section Item Type 1 or 1-D (Clear)

Type 2 (White-

Pigmented) 00480 Drainage Curbs * * 00599 Slope Paving Curbs and

Berm Paving Yes No

00759 Walks, Curb Ramps, Driveways, Surfacings, Curbs, and Islands

*Use Type 2 except when the Engineer requires Type 1 or 1-D

SECTION 01050 - FENCES

Comply with Section 01050 of the Standard Specifications modified as follows:

01050.41 Lines, Grades, and Preparation Work - Replace the paragraph that begins "Clear, grub and prepare …" with the following paragraph:

Clear, grub and prepare the Fence line area. Remove all shrubs, brush, snags, downed timber, float Rock, and other obstacles, including trees up to 6 inches in diameter that interfere with Fence construction. If directed, preserve trees and geographic features on Fence lines by varying the Fence alignment to miss them.

Replace the paragraph that begins "Fill or excavate ground …" with the following paragraph:

Fill or excavate ground surface irregularities that interfere with maintaining specified clearance above ground surface of the bottom wire of the Fence. Limit the width as necessary to provide a clear way for the Fence.

01050.43(a)(1) Driven Posts - Replace this subsection, except for the subsection number and title, with the following:

Ensure posts set by driving are free of damage after installation. Remove and replace any driven posts that are split, twisted or bent, or have a badly misshapen tops.

01050.43(a)(3) Concrete Footings - Replace this subsection, except for the subsection number and title, with the following:

Construct footing to dimensions no less than shown. Place the concrete to fill the excavated areas with contact against firm Soil at the sides and bottom and tamp around the posts and brace ends after the posts and braces have been brought to and firmly held in proper position. Strike off, slope or crown and smooth the surface of the concrete at the ground level to shed water. Allow to cure for at least 5 Calendar Days before subjecting the posts and braces to strain.

01050.43(d)(1) Barbed and Woven Wire Fences - Replace this subsection, except for the subsection number and title, with the following:

At angle of deflection exceeding 5 degrees for Fences with steel line posts or 15 degrees for Fences with wood line posts. Changes in line where the angle of deflection does not exceed the above limitations are considered alignment angles. Make the adjacent line posts at alignment angles fast to the angle post by means of diagonal tension wires.

01050.43(g)(1) Metal Braces - Replace the paragraph that begins "Provide corner posts …" with the following paragraph:

Furnish corner posts and intermediate end posts with two braces, one each direction from the post in the main Fence lines. Furnish end posts and Gate posts with one brace in the line of the Fence as shown.

01050.44(a) Placing Fabric and Wire - Replace the paragraph that begins "Place fabric and wire …" with the following paragraph:

Place fabric and wire on the face of the post that is away from the Highway or as shown. On curved alignment, place the fabric and wire on the face of the post where the normal pull of the fabric and wire is exerted.

Attach Fence fabric and barbed wire to each post according to recognized standard practice for Fence construction and as shown or directed.

01050.44(b) Splicing Fabric and Wire - Replace this subsection, except for the subsection number and title, with the following:

Splices of fabric and splices of separate lines of wire between posts are allowed provided that not more than two fabric or separate wire splices, spaced at least 50 feet apart, occur in any one Run of Fence. Use wrap or telephone type splices for the longitudinal woven wire and barbed wire with each end wrapped around the other wire for not less than six complete turns.

01050.44(e) Swinging Panels at Waterway Crossings - Replace this subsection, except for the subsection number and title, with the following:

At waterway crossings subject to floating debris, if directed, construct wood framed swinging Panels of Fence fabric, barbed wire or combinations. Attach the Panels to the lower wires of the Fence to provide fenced closure of the waterway so there is no unfenced side or bottom openings exceeding 6 inches when the waterway is at its lightest flow or is dry.

01050.44(f) Additional Panels at Depressions - Replace this subsection, except for the subsection number and title, with the following:

If depressions in the ground surface leave unfenced openings greater than 12 inches in height beneath the bottom line of the Fence, provide additional Panels of Fence fabric, barbed wire, or combinations between line posts, as approved, across the opening so no side or bottom openings exceeds 6 inches. If the bottom line of the Fence leaves an unfenced opening beneath it of 12 inches or less, pull the fabric and wires down between posts and anchor with pins or posts driven at least 18 inches into the ground so there is no bottom opening at any point along the Fence greater than 6 inches in height.

01050.44(g) Stay Wires and Final Adjustments - Replace this subsection, except for the subsection number and title, with the following:

Free the fabric and barbed wire in final position from warp and sag with stay wires placed approximately vertical to the grade of the Fence. Retighten brace guys and leave the lever restrained against the Fence fabric or Fence wires.

01050.45(b)(1) Rails - Replace this subsection, except for the subsection number and title, with the following:

Attach rails to end, Gate and corner posts by clamps and sockets, and thread through loop caps on the end of line posts. Furnish expansion sleeves or couplings at spacings not exceeding 200 feet in longitudinal top and bottom rails.

01050.45(b)(2) Tension Wire - Replace this subsection, except for the subsection number and title, with the following:

Attach tension wire to end, Gate and corner posts by bands and clamps. Either thread the top tension wire through line post loop caps or hold in open slots in a manner to limit vertical movement. Tie or attach the bottom tension wire to the bottom of line posts by ties or clamps in a manner that prevents vertical movement. Furnish tension wires with one turnbuckle or one ratchet take-up in each Run of Fence.

01050.48(a) Metal Gates - Replace this subsection, except for the subsection number and title, with the following:

Install metal Gates and fittings between Gate posts previously set as specified. Firmly attach the fittings to the posts and Gates. Hinge each Single Gate in a manner that prevents removal of the Gate without tools. Set the Gate in an approximately horizontal plane to swing freely inward and outward, and so it can be fastened securely in its latch holder, or in the case of Double Gates, in its latch holder and gate stops. Set Double Gates on their respective hinge pintles to provide a common horizontal plane where each Single Gate swings.

Install Gates to swing open at least of 90 degrees in each direction.

01050.49 Removing and Rebuilding Fence - Replace this subsection, except for the subsection number and title, with the following:

Remove and rebuild existing Fences as shown or directed. Construct Fences to approximately the same condition as the original Fence. Salvage the materials in existing Fences to be removed and rebuilt and incorporate in the rebuilt Fences. Replace Fence materials damaged beyond reuse at no additional cost to the Agency. Firmly reset posts to the staked alignment. Provide the same post spacing and number of wires to be strung and stapled to the posts as the original Fence. Furnish and use new staples or clips to fasten the wires to the posts.

01050.50(b) Line Posts, Braces, End Posts, Corner Posts, and Gate Post - Replace this subsection, except for the subsection number and title, with the following:

Furnish metal post and brace components. Do not use wood posts and braces.

01050.50(e) Jumpouts - Replace this subsection, except for the subsection number and title, with the following:

Construct jumpouts as shown or directed with Borrow Material according to 00330.12 that contains no particles with any dimension greater than 3 inches. Make jumpouts of uniform grade and compact until there is no reaction or yielding under the compactor. Jumpouts are visually accepted by the Engineer.

01050.80(a) Barbed and Woven Wire Fence and Gateways - Replace this subsection, except for the subsection number and title, with the following:

Barbed wire Fence, woven wire Fence, and barbed and woven wire Fence will be measured on the length basis. Measurement will be from center to center of posts, measured along the line and grade of each separate continuous Run of Fence as constructed, exclusive of Gates. Where existing Fences are extended to intersect the new Fence, the length of extension, from point of joining to the center of the new end post, will be measured and included for payment, if similar in design or type to a Pay Item, otherwise this Work will be paid for according to 00195.20.

01050.90(a) Barbed and Woven Wire Fence - Replace the paragraph that begins "In item (a) …" with the following paragraph:

In item (a) the type of Fence is inserted in the blank.

Replace the paragraph that begins "In items (b) and (c) …" with the following paragraph:

In items (b) and (c) the width of the Gate opening is inserted in the blank.

01050.90(b) Chain Link Fence - Replace the paragraph that begins "In item (a) …" with the following paragraph:

In item (a) the type of Fence is inserted in the blank.

Replace the paragraph that begins "In item (b) …" with the following paragraph:

In item (b) the type of Fence is inserted in the first blank and the type of Material or pickets used for screening is inserted in the second blank.

Replace the paragraph that begins "In item (c) …" with the following paragraph:

In items (c) and (d) the width of the Gate opening is inserted in the first blank and the height of Gate is inserted in the second blank.

SECTION 02030 – SUPPLEMENTARY CEMENTITIOUS MATERIALS

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

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 according to AASHTO M 295

(ASTM C618).

002030.15 Natural Pozzolans - Replace this subsection, except for the subsection number and title, with the following:

Furnish Class N natural pozzolans from the QPL and according to AASHTO M 295 or

ASTM C1945.

02030.20 Silica Flume - Replace this subsection, except for the subsection number and title, with the following:

Furnish silica fume from the QPL and according to the following:

(a) Types - Furnish the silica fume as a slurry containing silica fume, water, and a high range water reducer, or as a densified powder. Ensure the silica fume portion conforms to AASHTO M 307. Allowed total alkalis, as equivalent Sodium Oxide (Na2O), is 1.5 percent maximum.

(b) Acceptance - Silica fume is accepted for immediate use if accompanied by a test results certificate according to 00165.35. If the silica fume is supplied as a slurry, indicate on the certificate the silica fume content of the slurry as a percent by weight. If the silica fume is supplied as a densified powder, do not allow the packaging to enter the concrete mixture.

002030.40 Ground Granulated Blast Furnace Slag (GGBFS) - Replace this subsection, except for the subsection number and title, with the following:

Furnish GGBFS from the QPL and according to AASHTO M 302.

002030.50 High Reactivity Pozzolans - Replace this subsection, except for the subsection number and title, with the following:

Furnish high-reactivity pozzolans from the QPL and according to AASHTO M 321.

Add the following subsection:

02030.55 Ground Glass Pozzolan - Furnish ground glass pozzolans meeting the requirements of ASTM C1866 Type GS.

SECTION 02050 – CURING MATERIALS

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

02050.10 Liquid Compounds - Replace this subsection, except for the subsection number and title, 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 are tested according to ODOT TM 721. Samples are not required for curing compounds used on Commercial Grade Concrete.

Furnish Type 1-D, Type 2, Class A or B compounds.

Only Type 2, Class B resins are allowed for the following concrete Pavement applications:

• Plain concrete Pavement.

• Continuously reinforced concrete Pavement.

• Plain concrete Pavement repair.

• Reinforced concrete Pavement repair.