SP_M22063_PSnESp_01.pdf

SPECIAL PROVISIONS

FOR HIGHWAY CONSTRUCTION

OREGON DEPARTMENT OF TRANSPORTATION

SALEM, OREGON

SECURITY FENCING

DISTRICT 12 HERMISTON MAINTENANCE

FACILITY SECURITY FENCING PROJECT

UMATILLA - STANFIELD HIGHWAY

UMATILLA COUNTY

DECEMBER 2022

OREGON DEPARTMENT OF TRANSPORTATION

FOR

Security Fencing District 12 Hermiston Maintenance Facility Security Fencing Project

Umatilla – Stanfield Highway Umatilla County

PROFESSIONAL OF RECORD CERTIFICATION:

Seal w/signature I certify the Special Provision Section(s) listed below are applicable to the design for the subject project for security fencing.

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

Sections 00310, 00440, 01050, 02030 and 02050

FINAL ELECTRONIC DOCUMENT AVAILABLE UPON REQUEST

District 12 Hermiston Maintenance Facility Security Fencing Project

TABLE OF CONTENTS FOR SPECIAL PROVISIONS

WORK TO BE DONE

SECTION 00210 - MOBILIZATION

SECTION 00280 - EROSION AND SEDIMENT CONTROL

SECTION 00290 - ENVIRONMENTAL PROTECTION

SECTION 00310 - REMOVAL OF STRUCTURES AND OBSTRUCTIONS

SECTION 00440 - COMMERCIAL GRADE CONCRETE

SECTION 01050 - FENCES

SECTION 02030 – SUPPLEMENTARY CEMENTITIOUS MATERIALS

SECTION 02050 - CURING MATERIALS

SPS M22063, District 12 Hermiston Maintenance Facility Security Fencing Project, Contract, December 2022 1

WORK TO BE DONE

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

1. Remove existing fencing.

2. Construct chain link security fencing.

3. Install Agency supplied fence gates.

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

APPLICABLE SPECIFICATIONS

The Specifications that are applicable to the Work on this Project is the 2021 edition of the "Oregon Standard Specifications for Construction", as modified by these Special Provisions.

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.

CLASS OF PROJECT

This is a State Project.

SPS M22063, District 12 Hermiston Maintenance Facility Security Fencing Project, Contract, December 2022 2

SPS M22063, District 12 Hermiston Maintenance Facility Security Fencing Project, Contract, December 2022 3

SECTION 00210 - MOBILIZATION

Comply with Section 00210 of the Standard Specifications.

SECTION 00280 - EROSION AND SEDIMENT CONTROL

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

00280.00 Scope - Add the following paragraph to the end of this subsection:

The Agency's NPDES 1200-CA Permit is applicable to the Project.

00280.06 Erosion and Sediment Control Manager - Delete this subsection.

00280.15(d) Temporary Slope Drains – Replace this subsection, except subsection number and title, with the following:

Furnish either plastic pipe and flared end sections meeting the requirements of Section 02415 or metal pipe and flared end sections meeting the requirements of Section 02420.

00280.62 Inspection and Monitoring - Replace this subsection, except for the subsection number and title, with the following:

Inspect the Project Site and all ESC devices for potential erosion or sediment movement on a weekly basis and when 1/2 inch or more of rainfall occurs within a 24-hour period, including weekends and holidays.

If a significant noncompliance or serious water quality issue occurs that could endanger health or the environment, verbally report it to the Engineer within 24 hours.

00280.90 Payment - In the paragraph that begins "Item (a) includes...” delete the bullet that specifies "providing the Erosion and Sediment Control Manager".

Replace the paragraph that begins "When only Item (a) is..." with the following paragraph:

Additional ESC devices required for permit compliance will be paid for as Extra Work according to Section 00196.

SPS M22063, District 12 Hermiston Maintenance Facility Security Fencing Project, Contract, December 2022 4

SECTION 00290 - ENVIRONMENTAL PROTECTION

Comply with Section 00290 of the Standard Specifications.

SPS M22063, District 12 Hermiston Maintenance Facility Security Fencing Project, Contract, December 2022 5

SECTION 00310 - REMOVAL OF STRUCTURES AND OBSTRUCTIONS

Comply with Section 00310 of the Standard Specifications modified as follows:

00310.90 Payment - Add the following to the end of this subsection:

No separate or additional payment will be made for removal or disposal Work included in Section 00330 according to 00310.02.

SPS M22063, District 12 Hermiston Maintenance Facility Security Fencing Project, Contract, December 2022 6

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).

00440.40(b) Placing - Add the following bullet to the end of the bullet list:

• When haul time or placement conditions warrant exceeding the time of discharge, submit a detailed breakdown of the estimated time needed from batching to discharge of a load along with the measures that will be taken to ensure slump, temperature and uniformity will be maintained. Submit in advance to establish a new time limit at the Engineer’s discretion.

SPS M22063, District 12 Hermiston Maintenance Facility Security Fencing Project, Contract, December 2022 7

SECTION 01050 - FENCES

Comply with Section 01050 of the Standard Specifications.

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

01050.43(c) Intermediate End Posts - Add the following sentence to the end of this subsection:

Space intermediate end posts a maximum of 300 feet apart.

SPS M22063, District 12 Hermiston Maintenance Facility Security Fencing Project, Contract, December 2022 8

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.

***END SPECIAL PROVISIONS