REVISED_Project_Specifications_PMC_Irrigation_Pipeline_for_Amendment_001.pdf

i ND-NRCS – Bismarck PMC Irrigation Pipeline and Pump System

BISMARCK PLANT MATERIAL CENTER

IRRIGATION PIPELINE AND PUMP SYSTEM

BURLEIGH COUNTY, NORTH DAKOTA

BID SCHEDULE, SPECIFICATIONS, AND DRAWINGS

SPONSORED BY:

NATURAL RESOURCES CONSERVATION SERVICE

OF THE

U.S. DEPARTMENT OF AGRICULTURE

COOPERATING WITH

NORTH DAKOTA ASSOCIATION OF SOIL CONSERVATION DISTRICTS

JULY 2017

ii

BID SCHEDULE – OPTION 1

CONSTRUCTION PERIOD: AWARD DATE – DECEMBER 15, 2017

BISMARCK PLANT MATERIAL CENTER

IRRIGATION PIPLEINE AND PUMP SYSTEM

ITEM WORK OR MATERIAL SPEC QTY UNIT UNIT PRICE BID ITEM

SUBTOTAL

1 Mobilization and Demobilization 8 1 LS

2 Improvements to Existing Irrigation Pipeline

403 1 LS

3 Installation of Irrigation Mainline - 14" Plastic Pipe

a) Installation Beneath Crossings 45, 54, 405 925 FT

b) Typical Installation 45, 405 18,280 FT

4 Installation of Irrigation Mainline - 16” Plastic Pipe

a) Typical Installation 45 1,625 FT 5 Installation of Inlet Structure 52 & 401 1 LS

6 Installation of Electrical Infrastructure for Pump System 402 1 LS

7 Trailer Mounted Floating Pump 402 ----- ----- ---------- ---------- See Bid Options Below ----- ----- ----- ---------- ---------- 8 Fencing 92 3,720 FT 9 Revegetation 6 1 LS

TOTAL BID (Excludes Bid Item 7)

7 Trailer Mounted Floating Pump 402 ----- ----- ---------- ---------- Option 1: 1870 GPM and 265 FT TDH ----- 1 LS Option 2: 830 GPM and 208 FT TDH ----- 1 LS iii

BID SCHEDULE – OPTION 2

CONSTRUCTION PERIOD: AWARD DATE – OCTOBER 31, 2018

BISMARCK PLANT MATERIAL CENTER

IRRIGATION PIPLEINE AND PUMP SYSTEM

1 Mobilization and Demobilization 8 1 LS

2 Improvements to Existing Irrigation Pipeline

403 1 LS

3 Installation of Irrigation Mainline - 14" Plastic Pipe

c) Installation Beneath Crossings 45, 54, 405 925 FT

d) Typical Installation 45, 405 18,280 FT

4 Installation of Irrigation Mainline - 16” Plastic Pipe

b) Typical Installation 45 1,625 FT 5 Installation of Inlet Structure 52 & 401 1 LS

6 Installation of Electrical Infrastructure for Pump System 402 1 LS

7 Trailer Mounted Floating Pump 402 ----- ----- ---------- ---------- See Bid Options Below ----- ----- ----- ---------- ---------- 8 Fencing 92 3,720 FT 9 Revegetation 6 1 LS

TOTAL BID (Excludes Bid Item 7)

7 Trailer Mounted Floating Pump 402 ----- ----- ---------- ---------- Option 1: 1870 GPM and 265 FT TDH ----- 1 LS Option 2: 830 GPM and 208 FT TDH ----- 1 LS iv

PROJECT SPECIFICATIONS

BISMARCK PLANT MATERIAL CENTER

IRRIGATION PIPELINE AND PUMP SYSTEM

BURLEIGH COUNTY, NORTH DAKOTA

CONSTRUCTION SPECIFICATIONS

Number Title Bid # Page #

2 Clearing and Grubbing Subsidiary to Bid Item 3,4,5,6,7, 9 2-1 3 Structure Removal Subsidiary to Bid Item 2, 8 3-1

5 Pollution Control Subsidiary to Bid Item 1,2,3,4,5,6,7,8,9 5-1

6 Seeding, Sprigging, and Mulching Bid Item 9 6-1

7 Construction Surveys Subsidiary to Bid Item 2,3,4,5,6,7,8 7-1

8 Mobilization and Demobilization Bid Item 1 8-1 9 Traffic Control Subsidiary to Bid Item 1,3,4,8,9 9-1 11 Removal of Water Subsidiary to Bid Item 2,3,4,5,6 11-1 21 Excavation Subsidiary to Bid Item 2,3,4,5,6,7 21-1 45 Plastic Pipe Bid Item 3, Bid Item 4 45-1 52 Steel Pipe Subsidiary to Bid Item 5 52-1 54 Boring and Jacking Subsidiary to Bid Item 3 54-1 92 Field Fence Bid Item 8 92-1 93 Identification Markers or Plaques Subsidiary to Bid Item 3,4,5,6,7 93-1

94 Contractor Quality Control Subsidiary to Bid Item 1,2,3,4,5,6,7,8,9 94-1

401 Reinforced Precast Concrete Manholes Bid Item 5 401-1 402 Pump Bid Item 6, Bid Item 7 402-1

403 Valves and Meters Bid Item 2 Subsidiary to Bid Item 3,4,5,7 403-1

404 Concrete for Minor Structures Subsidiary to Bid Item 3,4,5,6 404-1 405 Horizontal Directional Drilling Subsidiary to Bid Item 3, 4 405-1

MATERIAL SPECIFICATIONS

Number Title 522 Aggregates for Portland Cement Concrete 521 Aggregates for Drainfill and Filters 531 Portland Cement 547 Plastic Pipe 554 Steel Pipe 591 Field Fencing Material

National Standard Construction Specifications Part 642 National Engineering

Bismarck PMC Irrigation Pipeline and Pump System 2–1

Construction Specification 2—Clearing and Grubbing

1. Scope The work consists of clearing and grubbing and disposal of trees, snags, logs, brush, stumps, shrubs, and rubbish from the designated areas.

2. Protection of existing vegetation Trees and other vegetation designated to remain undisturbed shall be protected from damage throughout the duration of the construction period. Any damages resulting from the contractor's operations or neglect shall be repaired by the contractor.

Earthfill, stockpiling of materials, vehicular parking, and excessive foot or vehicular traffic shall not be allowed within the drip line of vegetation designated to remain in place. Vegetation damaged by any of these or similar actions shall be replaced with viable vegetation of the same species, similar condition, and like size unless otherwise approved by the contracting officer.

Any cuts, skins, scrapes, or bruises to the bark of the vegetation shall be carefully trimmed and local nursery accepted procedures used to seal damaged bark.

Any limbs or branches 0.5 inch or larger in diameter that are broken, severed, or otherwise seriously damaged during construction shall be cut off at the base of the damaged limb or branch flush with the adjacent limb or tree trunk. All roots 1-inch or larger in diameter that are cut, broken, or otherwise severed during construction operations shall have the end smoothly cut perpendicular to the root. Roots exposed during excavation or other operations shall be covered with moist earth or backfilled as soon as possible to prevent the roots from drying out.

3. Marking The limits of the area(s) to be cleared and grubbed will be marked by stakes, flags, tree markings, or other suitable methods. Trees to be left standing and uninjured will be designated by special markings placed on the trunk about 6 feet above the ground surface.

4. Clearing and grubbing All trees not marked for preservation and all snags, logs, brush, stumps, shrubs, rubbish, and similar materials shall be cleared from within the limits of the designated areas. Unless otherwise specified, all stumps, roots, and root clusters that have a diameter of 1 inch or larger shall be grubbed out to a depth of at least 2 feet below subgrade for concrete structures and 1 foot below the ground surface at embankment sites and other designated areas.

5. Disposal All materials cleared and grubbed from the designated areas shall be disposed of at locations shown on the drawings or in a manner specified in section 7. The contractor is responsible for complying with all local rules and regulations and the payment of any and all fees that may result from disposal at locations away from the project site.

6. Measurement and payment Method 1—For items of work for which specific units prices are established in the contract, the cleared and grubbed area is measured to the nearest 0.1 acre. Payment for clearing and grubbing is made for the total area within the designated limits at the contract unit price. Such payment will constitute full compensation for all labor, equipment, tools, and all other items necessary and incidental to the completion of the work.

Method 2—For items of work for which specific unit prices are established in the contract, the length of the cleared and grubbed area is measured to the nearest full station (100 feet) along the line designated on the drawing or identified in the specifications. Payment for clearing and grubbing is made for the total length within the designated limits at the contract unit price. Such payment will constitute full compensation for all labor, equipment, tools, and all other items necessary and incidental to the completion of the work.

Method 3—For items of work for which specific unit prices are established in the contract, each tree, stump, and snag having a diameter of 4 inches or larger and each log having a diameter of 4 inches or larger and a length of 10 feet are measured before removal. The size of each tree and snag is determined by measuring its trunk at breast height above the natural ground surface. The size of each log is determined by measuring the butt and by measuring its length from butt to tip. The size of each stump is measured at the top. Diameter is determined by dividing the measured circumference by 3.14.

Bismarck PMC Irrigation Pipeline and Pump System 2–2

Payment for clearing and grubbing of each tree, stump, and snag having a diameter of 4 inches or larger and each log having a diameter of 4 inches or larger and a length of 10 feet or larger is made at the contract unit price for its size designation as determined by the following schedule:

Measured diameter Size designation

(in) (in)

4 to 8 6 8 to 12 10 12 to 24 18 24 to 36 30 36 to 60 48 Over 60 60

The sum of such payments shall constitute full compensation for clearing and grubbing (including the clearing and grubbing of smaller trees, stumps, snags, logs, brush, shrubs, and roots), applicable permits and associated fees, and rubbish removal. Such payment shall constitute full compensation for all labor, equipment, tools, and all other items necessary and incidental to the completion of the work.

Method 4—For items of work for which specific lump sum prices are established in the contract, payment for clearing and grubbing is made at the contract lump sum price. Such payment shall constitute full compensation for all labor, equipment, tools, and all other items necessary and incidental to the completion of the work.

All Methods—The following provisions apply to all methods of measurement and payment. Compensation for any item of work described in the contract, but not listed in the bid schedule will be included in the payment for the item of work to which it is made subsidiary. Such items and the items to which they are made subsidiary are identified in section 7.

7. Items of work and construction details See Next Page

Bismarck PMC Irrigation Pipeline and Pump System 2–3

7. ITEMS OF WORK AND CONSTRUCTION DETAILS

Items of work and construction details to be performed in conformance with this specification are:

a. USubsidiary Item – Clearing and Grubbing

(1) This item consists of the clearing and grubbing of the areas within the extents of East Sibley Nature Park, the county right-of-ways and within the utility and access easements of privately owned lots that is directly related to excavation of pipeline trench and installation of the appurtenances.

(2) Remove any trees or shrubs that are located in the direct area of excavation for installation of the improvements within East Sibley Nature Park, the county right-of-ways or utility easements of privately owned lots as described in Section 4 of this specification. Limit removal of any stumps, roots, and root clusters to the direct area of excavation for installation of the improvements. In addition, do not disturb any cottonwood trees or other trees marked for preservation within East Sibley Nature Park. When directional drilling or boring is utilized to install the pipeline, the clearing of the county right-of-ways and other easements shall not be required.

(3) Within the extents of East Sibley Nature Park, the Contractor shall keep an accurate count of the trees removed that are 6-inches in caliper or greater. This count shall be verified by the COR. This count shall be used to determine the number of trees to be replanted in this area in accordance with Construction Specification 6 – Seeding, Sprigging, and Mulching.

(4) Remove other non-vegetative items, such as fencing, from the direct area of excavation for the installation of the improvements in accordance to Construction Specification 3 – Structure Removal.

(5) Disposal of all items, as the result of the clearing and grubbing, at sites of own choosing away from the site of the work. Dispose in an environmentally acceptable manner that does not violate local rules and regulations. Burial or burning are not approved methods of disposal.

(6) Notify any adjacent property owner prior to removal of any shrubs, trees, or fences. Contractor will offer to relocate trees or shrubs from the county ROW or utility easements onto private property to affected private property owners.

Complete that work, if requested, per Construction Specification 6 – Seeding, Sprigging, and Mulching.

(7) No separate payment will be made for this item. Compensation for Subsidiary Item – Clearing and Grubbing shall be included in the payments for Bid Item 3 – Installation of Irrigation Mainline 14” Plastic Pipe, Bid Item 4 – Installation of Irrigation Mainline 16” Plastic Pipe, Bid Item 5 – Installation of Inlet Structure, Bid Item 6 – Installation of Electrical Infrastructure for Pump System, and Bid Item 7 – Trailer Mounted Floating Pump and shall constitute full compensation for all work described in this specification.

b. USubsidiary Item – Tree/Shrub Removal at Plant Material Center

(1) This item shall consist of providing all labor, equipment, material, and supplies necessary for the removal of trees and shrubs located on the property managed by the Bismarck Plant Material Center. Trees and shrubs scheduled for removal are shown on the project drawings.

(2) Trees and shrubs shall be entirely removed, including the root systems.

(3) Removal shall commence AFTER all trees and shrubs scheduled for relocation have been identified and marked.

Trees and shrubs shall not removed until seed is harvested by the Plant Material Center in fall of 2017. Seed harvest is expected to be completed by mid-October. Contractor shall coordinate tree removal operations with the

COR.

(4) All removed vegetation shall be chipped at an on-site location designated by the NRCS. Chipped material will remain on-site as property of the Plant Material Center.

(5) Trees marked for relocation shall be spaded and replanted in accordance with Construction Specification 6 – Seeding, Sprigging, and Mulching.

(6) No separate payment will be made for this item. Compensation for Subsidiary Item – Tree/Shrub Removal at Plant Material Center shall be included in the payments for Bid Item 9 – Revegetation.

National Standard Construction Specifications Part 642 National Engineering Manual

Bismarck PMC Irrigation Pipeline and Pump System 3-1

Construction Specification 3—Structure Removal

1. Scope The work shall consist of the removal, salvage, and disposal of structures (including fences) from the designated areas.

2. Marking Method 1—Each structure or structure part to be removed will be marked with stakes, flags, paint, or other suitable method.

Method 2—The area boundaries from which structures must be removed will be marked using stakes, flags, paint, or other suitable method. Structures to remain undisturbed or to be salvaged will be designated by special markings.

3. Removal Method 1—All structures designated for removal in the contract shall be removed to the specified extent and depth.

Method 2—Within the areas so marked, all visible and buried structures identified shall be removed to the specified extent and depth.

4. Salvage Structures or structure parts that are designated to be salvaged shall be carefully removed and neatly placed in the specified or approved storage location. Salvaged structures that are capable of being disassembled shall be dismantled into individual members or sections. Such structures shall be neatly and systematically match marked with paint before disassembly. All connectors and other parts shall be marked to indicate their proper location within the structure and shall be fastened to the appropriate structural member or packed in suitable containers.

Material from fences designated to be salvaged shall be placed outside the work area on the property on which the fence was originally located. Fence wire shall be rolled into uniform rolls of suitable size and neatly piled with other salvaged materials.

Posts and rails shall be neatly stacked.

5. Disposal of refuse materials Refuse materials resulting from structure removal shall be disposed of in a manner and at locations specified in section 7 of this specification or in an acceptable manner and at locations approved by the contracting officer. Disposal by burning shall be in accordance with local rules and regulations.

6. Measurement and payment Method 1—For items of work for which specific unit prices are established by the contract, payment for the removal of each structure unit, except fences, is made at the contract unit price. Fences removed or removed and salvaged are measured to the nearest linear foot. Payment for fence removal or removal and salvage is made at the contract unit prices for each type and size of fence.

Such payment will constitute full compensation for all labor, equipment, tools, applicable permits and associated fees for burning and disposal of refuse, and all other items necessary and incidental to the completion of the work.

Method 2—For items of work for which specific lump sum prices are established by the contract, payment for structure removal is made at the contract lump sum price.

Such payment will constitute full compensation for all labor, equipment, tools, applicable permits and associated fees for burning and disposal of refuse, and all other items necessary and incidental to the completion of the work.

All Methods—The following provisions apply to all methods of measurement and payment. Compensation for any item of work described in the contract, but not listed as a contract line item number in the bid schedule, is included in the payment for the item of work to which it is made subsidiary. Such items and items to which they are made subsidiary are identified in section 7 of this specification.

Bismarck PMC Irrigation Pipeline and Pump System 3-2

Bismarck PMC Irrigation Pipeline and Pump System 3-3

Items of work and construction details to be performed in conformance with this specification are:

a. USubsidiary Item – Structure Removal

(1) This item shall consist of all work necessary for the removal and disposal of existing fencing located within the county right-of-ways and within the utility easements of privately owned lots, as needed for construction. Limit the removal of any fencing to within the direct area of excavation to allow for the installation of the works.

(2) The marking and removal of fencing shall be by Method 2 as specified by Section 2 and Section 3; respectively, of this Specification. Legal land survey work to determine the right of way and easement extents, per Construction Specification 7 – Construction Surveys, must be completed prior to any fence removal.

(3) Notify, prior to removal of any fencing, any property owner whose fencing is to be removed and determine if it is desired to be salvaged.

(4) Locate the replacement of removed fencing, if so desired by the property owner, outside the limits of the county right-of-way or utility easements of privately owned lots and follow the requirements of Construction Specification 92 – Field Fence.

(5) Dispose of removed fencing at sites of own choosing away from the site of the work. Then dispose of items in an environmentally acceptable manner that does not violate local rules and regulations. Burial or burning are not approved methods of disposal.

(6) Existing manholes, valve boxes, electrical components, and related materials to be removed from the existing irrigation line as described on Sheet 26 of the drawings, will be disposed of at an offsite location in conformance with all state and local regulations.

(7) No separate payment will be made for this item. Compensation for Subsidiary Item – Structure Removal shall be included in the payments for Bid Item 2 – Improvements to Existing Irrigation Pipeline and Bid Item 8 – Fencing and shall constitute full compensation for all work described in this specification.

Bismarck PMC Irrigation Pipeline and Pump System 5–1

Construction Specification 5—Pollution Control

1. Scope

The work consists of installing measures or performing work to control erosion and minimize the production of sediment and other pollutants to water and air from construction activities.

The following BioPreferred0T® 0Tproduct categories are applicable to this specification:

- mulch and compost materials

- erosion control materials

- fertilizers

- dust suppressants

- agricultural spray adjuvants

2. Material Silt fence shall conform to the requirement of Materials Specification 592, Geotextile. All other material furnished shall meet the requirements of the material specifications listed in section 8 of this specification.

3. Erosion and sediment control measures and works The measures and works shall include, but are not limited to, the following:

Staging of earthwork activities—The excavation and moving of soil materials shall be scheduled to minimize the size of areas disturbed and unprotected from erosion for the shortest reasonable time.

Seeding—Seeding to protect disturbed areas shall occur as soon as reasonably possible following completion of that earthwork activity.

Mulching—Mulching to provide temporary protection of the soil surface from erosion.

Diversions—Diversions to divert water from work areas and to collect water from work areas for treatment and safe disposition. They are temporary and shall be removed and the area restored to its near original condition when the diversions are no longer required or when permanent measures are installed.

Stream crossings—Culverts or bridges where equipment must cross streams. They are temporary and shall be removed and the area restored to its near original condition when the crossings are no longer required or when permanent measures are installed.

Sediment basins—Sediment basins collect, settle, and eliminate sediment from eroding areas from impacting properties and streams below the construction site(s). These basins are temporary and shall be removed and the area restored to its original condition when they are no longer required or when permanent measures are installed.

Sediment filters—Straw bale filters or geotextile silt fences trap sediment from areas of limited runoff. Sediment filters shall be properly anchored to prevent erosion under or around them. Silt fences shall be installed and maintained in accordance with ASTM D6462. These filters are temporary and shall be removed and the area restored to its original condition when they are no longer required or when permanent measures are installed.

Waterways—Waterways for the safe disposal of runoff from fields, diversions, and other structures or measures. These works are temporary and shall be removed and the area restored to its original condition when they are no longer required or when permanent measures are installed.

Other—Additional protection measures as specified in section 8 of this specification or required by Federal, State, or local government.

4. Chemical pollution

The contractor shall provide watertight tanks or barrels or construct a sump sealed with plastic sheets to collect and temporarily contain chemical pollutants, such as drained lubricating or transmission fluids, grease, soaps, concrete mixer washwater, or asphalt, produced as a by-product of the construction activities. Pollutants shall be disposed of in accordance with appropriate state and Federal regulations. At the completion of the construction work, tanks, barrels, and sumps shall be removed and the area restored to its original condition as specified in section 8 of this specification. Sump removal shall be conducted without causing pollution.

Sanitary facilities, such as chemical toilets, or septic tanks shall not be located next to live streams, wells, or springs. They shall be located at a distance sufficient to prevent contamination of any water source. At the completion of construction activities, facilities shall be disposed of without causing pollution as specified in section 8 of this specification.

Bismarck PMC Irrigation Pipeline and Pump System 5–2

5. Air pollution The burning of brush or slash and the disposal of other materials shall adhere to state and local regulations.

Fire prevention measures shall be taken to prevent the start or spreading of wildfires that may result from project activities. Firebreaks or guards shall be constructed and maintained at locations shown on the drawings.

All public access or haul roads used by the contractor during construction of the project shall be sprinkled or otherwise treated to fully suppress dust.

All dust control methods shall ensure safe construction operations at all times. If chemical dust suppressants are applied, the material shall be a commercially available product specifically designed for dust suppression and the application shall follow manufacturer's requirements and recommendations. A copy of the product data sheet and manufacturer's recommended application procedures shall be provided to the engineer 5 working days before the first application.

6. Maintenance, removal, and restoration All pollution control measures and temporary works shall be adequately maintained in a functional condition for the duration of the construction period. All temporary measures shall be removed and the site restored to near original condition.

7. Measurement and payment Method 1—For items of work for which specific unit prices are established in the contract, each item is measured to the nearest unit applicable.

Payment for each item is made at the contract unit price for that item. For water or chemical suppressant items used for dust control for which items of work are established in section 8 of this specification, measurement for payment will not include water or chemical suppressants that are used inappropriately or excessive to need. Such payment will constitute full compensation for the completion of the work.

Method 2—For items of work for which lump sum prices are established in the contract, payment is made as the work proceeds and supported by invoices presented by the contractor that reflect actual costs. If the total of all progress payments is less than the lump sum contract price for this item, the balance remaining for this item will be included in the final contract payment. Payment of the lump sum contract price will constitute full compensation for completion of the work.

Method 3—For items of work for which lump sum prices are established in the contract, payment will be prorated and provided in equal amounts on each monthly progress payment estimate. The number of months used for prorating shall be the number estimated to complete the work as outlined in the contractor's approved construction schedule. The final month's prorate amount will be provided with the final contract payment. Payment as described will constitute full compensation for completion of the work.

All Methods—The following provisions apply to all methods of measurement and payment. Compensation for any item of work described in the contract, but not listed in the bid schedule is included in the payment for the item of work to which it is made subsidiary. Such items, and the items to which they are made subsidiary, are identified in section 8 of this specification.

8. Items of work and construction details

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8. ITEMS OF WORK AND CONSTRUCTION DETAILS

A Storm Water Pollution Prevention Plan will be required since the disturbed area is greater than one acre in size. A template for the SWPPP is available on the North Dakota Department of Health website (31TUwww.ndhelath.govU31T).

Items of work and construction details to be performed in conformance with this specification are:

a. Subsidiary Item, Pollution Control

(1) This item consists of all work necessary to control erosion and sediment pollution, chemical pollution, water pollution, and air pollution during the period of this contract.

(2) Perform all work in a manner that will reduce erosion, minimize sediments and other pollutants to the water and streams, and create a minimum of air pollution. Develop a Storm Water Pollution Prevention Plan (SWPPP) for the reason stated above.

(3) In addition to a SWPP, apply for and obtain a Construction General Permit (NDR10-0000) from the North Dakota Department of

Health. Submit a copy of the SWPPP and Construction General Permit to the Contracting Officer prior to commencement of any construction activities. The Contractor shall also complete the Notice of Intent (NOI). The Contractor is responsible for filing these documents with the North Dakota Department of Health.

http://www.ndhealth.gov/WQ/Storm/Construction/ConstructionHome.htm

(4) Provide primary measures to control erosion as specified in Section 3 of this specification. Include staging of earthwork activities to minimize disturbed and unprotected soil surfaces, seeding, fertilizing, and mulching. Also abide to any additional erosion control measures required by local entities.

(5) Keep all hazardous materials in the original containers and tightly sealed with the manufacturer’s label attached. These must be properly stored when not in use. They shall also be stored in a neat orderly manner in their original containers. Dispose of surplus materials in accordance with the manufacturer’s recommendation or State and Local regulations. Containers shall be empty before disposal.

(6) Store petroleum products such as fuel and lubricants in tightly sealed containers that are clearly labeled. The storage and dispensing of all petroleum products shall be in accordance with part 1926.152 of the OSHA Construction Industry Safety and Health Standards. Clean up all spills on the same workday of the spill occurrence or whenever discovered.

(7) Remove any soils contaminated with petroleum products from the site and disposed on in accordance with State and Local regulations.

(8) Monitor all onsite vehicles for leaks and provide regular preventative maintenance to reduce the chance for leakage. Repair leaks as soon as they are identified.

(9) No burning or burial of materials on the worksite is allowed.

(10) Anchor all temporary materials used for pollution control in such a manner to prevent its being transported off the worksite by storm runoff water. Assume responsibility for any damage caused by the clogging of downstream drainage ditches and/or culverts by such temporary materials that get transported downstream by storm water.

(11) No pumping of bilge into waters of the State will be allowed on the job site.

(12) Make maximum use of biobased products that are United States Department of Agriculture (USDA) designated items.

Information about this requirement and these products is available at www.biopreferred.gov.

(13) No separate payment for this item will be made. Payment for Subsidiary Item, Pollution Control, shall be included in the payment for Bid Item 1 – Mobilization and Demobilization, Bid Item 2 – Improvements to Existing Irrigation Pipeline, Bid Item 3 – Installation of Irrigation Mainline – 14” Plastic Pipe, Bid Item 4 – Installation of Irrigation Mainline – 16” Plastic Pipe, Bid Item 5 – Installation of Inlet Structure, Bid Item 6 – Installation of Electrical Infrastructure for Pump System, Bid Item 7 – Installation of Trailer Mounted Floating Pump, Bid Item 8 – Fencing, and Bid Item 9 – Revegetation.

http://www.ndhelath.gov/ http://www.ndhealth.gov/WQ/Storm/Construction/ConstructionHome.htm http://www.biopreferred.gov/

Bismarck PMC Irrigation Pipeline and Pump System 6–1

Construction Specification 6—Seeding, Sprigging, and Mulching

1. Scope The work consists of preparing the area for treatment; furnishing and placing seed, sprigs, mulch, fertilizer, inoculant, lime, and other soil amendments; and anchoring mulch in designated areas as specified.

The following BioPreferredP®P product categories are applicable to this specification:

— mulch and compost materials

— erosion control materials

— fertilizers

— agricultural spray adjuvants

2. Material Seed—All seed shall conform to the current rules and regulations of the state where it is being used and shall be from the latest crop available. It shall meet or exceed the standard for purity and germination listed in section 7.

Seed shall be labeled in accordance with the state laws and the U.S. Department of Agriculture rules and regulations under the Federal Seed Act in effect on the date of invitations for bids. Bag tag figures are evidence of purity and germination. No seed will be accepted with a test date of more than 9 months before the delivery date to the site.

Seed that has become wet, moldy, or otherwise damaged in transit or storage will not be accepted. The percent of noxious weed seed allowable shall be as defined in the current State laws relating to agricultural seeds. Each type of seed shall be delivered in separate sealed containers and fully tagged unless exception is granted in writing by the contracting officer.

Fertilizer—Unless otherwise specified, the fertilizer shall be a commercial grade fertilizer. It shall meet the standard for grade and quality specified by State law. Where fertilizer is furnished from bulk storage, the contractor shall furnish a supplier's certification of analysis and weight. When required by the contract, a representative sample of the fertilizer shall be furnished to the contracting officer for chemical analysis.

Inoculants—The inoculant for treating legume seeds shall be a pure culture of nitrogen-fixing bacteria prepared specifically for the species and shall not be used later than the date indicated on the container or as otherwise specified. A mixing medium, as recommended by the manufacturer, shall be used to bond the inoculant to the seed. Two times the amount of the inoculant recommended by the manufacturer shall be used except four times the amount shall be used when seed is applied using a hydraulic seeder. Seed shall be sown within 24 hours of treatment and shall not remain in the hydraulic seeder longer than 4 hours.

Lime and other soil amendments—Lime shall consist of standard ground agriculture limestone, or approved equivalent. Standard ground agriculture limestone is defined as ground limestone meeting current requirements of the State Department of Agriculture. Other soil amendments shall meet quality criteria and application requirements specified in section 7.

Mulch tackifiers—Asphalt emulsion tackifiers shall conform to the requirements of ASTM D 977, Specification for Emulsified Asphalt. The emulsified asphalt may be rapid setting, medium setting, or slow setting. Nonasphaltic tackifiers required because of environmental considerations shall be as specified in section 7.

Straw mulch material—Straw mulch shall consist of wheat, barley, oat or rye straw, hay, grass cut from native grasses, or other plants as specified in section 7. The mulch material shall be air-dry, reasonably light in color, and shall not be musty, moldy, caked, or otherwise of low quality. The use of mulch that contains noxious weeds is not permitted. The contractor shall provide a method satisfactory to the contracting officer for determining weight of mulch furnished.

Other mulch materials—Mulching materials, such as wood cellulose fiber mulch, mulch tackifiers, synthetic fiber mulch, netting, and mesh, are other mulching materials that may be required for specialized locations and conditions. These materials, when specified, must be accompanied by the manufacturer's recommendations for methods of application.

3. Seeding mixtures, sod, sprigs, and dates of planting The application rate per acre for seed mixtures, sprigs, or sod and date of seeding or planting shall be as shown on the plans or as specified in section 7.

4. Seedbed preparation and treatment Areas to be treated shall be dressed to a smooth, firm surface. On sites where equipment can operate on slopes safely, the seedbed shall be adequately loosened (4 to 6 inches deep) and smoothed. Depending on soil and moisture conditions, disking or cultipacking, or both, may be necessary to properly prepare a seedbed. Where equipment cannot operate safely, the seedbed shall be prepared by hand methods by scarifying to provide a roughened soil surface so that broadcast seed will remain in place.

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If seeding is to be accomplished immediately following construction operations, seedbed preparation may not be required except on a compacted, polished, or freshly cut soil surface.

Rocks larger than 6 inches in diameter, trash, weeds, and other debris that will interfere with seeding or maintenance operations shall be removed or disposed of as specified in section 7.

Seedbed preparation shall be discontinued when soil moisture conditions are not suitable for the preparation of a satisfactory seedbed as determined by the contracting officer's technical representative (COTR).

5. Seeding, sprigging, fertilizing, mulching, and stabilizing All seeding or sprigging operations shall be performed in such a manner that the seed or sprigs are applied in the specified quantities uniformly in the designated areas. The method and rate of seed application shall be as specified in section 7. Unless otherwise specified, seeding or sprigging shall be accomplished within 2 days after final grading is completed and approved.

Fertilizer, lime, and other soil amendments shall be applied as specified in section 7. When specified, the fertilizer and soil amendments shall be thoroughly incorporated into the soil immediately following surface application.

The rate, amount, and kind of mulching or mesh shall be as specified in section 7. Mulches shall be applied uniformly to the designated areas. They shall be applied to areas seeded not later than 2 working days after seeding has been performed. Straw mulch material shall be stabilized within 24 hours of application using a mulch crimper or equivalent anchoring tool or by a suitable tackifier. When the mulch crimper or equivalent anchoring tool is used, it shall have straight blades and be the type manufactured expressly for and capable of firmly punching the mulch into the soil. Where the equipment can be safely operated, it shall be operated on the contour. Hand methods shall be used where equipment cannot safely operate to perform the work required.

The tackifier shall be applied uniformly over the mulch material at the specified rate, or it shall be injected into the mulch material as it is being applied. Mesh or netting stabilizing materials shall be applied smoothly, but loosely on the designated areas. The edges of these materials shall be buried or securely anchored using spikes or staples as specified in section 7.

The contractor shall maintain the mesh or netting areas until all work under the contract has been completed and accepted. Maintenance shall consist of the repair of areas damaged by water erosion, wind, fire, or other causes. Such areas shall be repaired to reestablish the intended condition and to the design lines and grades required by the contract. The areas shall be refertilized, reseeded, and remulched before the new application of the mesh or netting.

6. Measurement and payment Method 1—For items of work for which specific unit prices are established in the contract, each area treated is measured as specified in section 7 and the area calculated to the nearest 0.1 acre. Payment for treatment is made at the contract unit price for the designated treatment, which will constitute full compensation for completion of the work.

When specified as an item of work, mesh or netting is measured to the nearest square yard of surface area covered and accepted. Payment is made at the contract unit price and will constitute full compensation for completion of the work.

Method 2—For items of work for which specific lump sum prices are established in the contract, the quantity of work will not be measured for payment. Payment for this item is made at the contract lump sum price for the item and will constitute full compensation for the completion of the work.

Method 3—For items of work for which lump sum prices are established in the contract, payment is made as the work proceeds. Progress payments will be determined as specified in section 7. Payment of the lump sum contract price will constitute full compensation for completion of the work.

All Methods—The following provisions apply to all methods of measurement and payment. Compensation for any item of work described in the contract, but not listed in the bid schedule is included in the payment for the item of work to which it is made subsidiary. Such items and the item(s) to which they are made subsidiary are identified in section 7.

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7. ITEMS OF WORK AND CONSTRUCTION DETAILS

Items of work and construction details to be performed in conformance with this specification are:

1. UBid Item 7 - Revegetation

This item will consist of furnishing and applying seed, fertilizer and mulch for the purposes of revegetation according to the following specifications.

a. UPermanent Vegetation Seeding - County ROWs

(1) This item will consist of furnishing and applying seed for the construction areas within and along county right-of-ways and within the utility easements of the privately owned lots to the following specifications:

(2) Provide seeding for permanent cover on all bare areas such as backfilled trenches, spoil placement areas, areas where stockpiled materials have been removed, and any other disturbed areas.

(3) No seedbed preparation is required if the construction equipment has produced a scarified surface and seeding is done the day the areas to be seeded are worked.

If the construction equipment has produced a slick surface or seeding is not done the day the areas are worked, prepare a seedbed by scarifying the soil surface with a spike-tooth harrow or similar implement to a depth of one (1) inch on slopes 3:1 or steeper and a depth of three (3) inches on all flatter areas.

(4) Apply permanent vegetation seeding at the rates listed as follows in Tables 1 and 2. Early Season is defined as between April 20 and July 15. Late Season is defined as August 10 and a date before the ground freezes.

If seeding is required before April 20 or between July 16 and August 9, plant a temporary cover crop as specified in Section 7, Item 1, Part c. of this specification. Re-seed the area with the appropriate seed mixture during the defined season dates.

(5) Apply seed using a seed drill that provides a uniform flow of seed at the required rate and a planting depth between 1/4 and 3/4 inches. Plant seed to a depth of 1/4 and 3/4 inches. If a drill is inaccessible, other methods may be employed but shall include using a drag harrow to cover the seed and a light-weight packer to cover the seed. Only perform seeding when wind is less than 15 MPH when not using a drill.

(6) Apply fertilizer according to Section 7, Item 1, Part d. of this specification.

(7) Provide seed tags or tickets to the Contracting Officer to prove seed viability.

TABLE 1. SEEDING RATES FOR EARLY SEASON

SEED MIX REQUIREMENTS – EARLY SEASON

GRASS SPECIES VARIETY POUNDS PURE LIVE

SEED PER ACRE

Western Wheatgrass Rodan, Rosana, Walsh, Flintlock, W.R. Poole, Recovery 9.6

Switchgrass Dacotah, Forestburg, or Sunburst, Summer 3.2

Green Needlegrass Lodorm, AC Mallard, Fowler 2.4

Sideoats Grama Killdeer, Pierre, Butte 3.6

Slender Wheatgrass Revenue, Primar, Adanc, Pryor, Firstrike 5.0

TOTAL 23.8

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TABLE 2. SEEDING RATES FOR LATE SEASON

SEED MIX REQUIREMENTS – LATE SEASON

GRASS SPECIES VARIETY POUNDS PURE LIVE

SEED PER ACRE

Western Wheatgrass Rodan, Rosana, Walsh, Flintlock, W.R. Poole, Recovery 9.6 Switchgrass Dacotah, Forestburg, or Sunburst, Summer 1.6

Green Needlegrass Lodorm, AC Mallard, Fowler 3.6 Canada Wild-rye Mandan 5.2

Slender Wheatgrass Revenue, Primar, Adanc, Pryor, Firstrike 5.0

TOTAL 25.0

b. UPermanent Tree Planting – East Sibley Nature Park

(1) This item will consist of furnishing and applying tree plantings for the construction areas located within the limits of East Sibley

Nature Park to the following specifications.

(2) Plant the following trees, as shown in Table 3, in the cleared and disturbed areas within the limits of East Sibley Nature Park.

The number of trees to be planted corresponds to the number of trees removed. Verify the number of trees removed during clearing activities. Replace trees at a 2:1 ratio (New : Removed). This requirement shall apply to any tree removed 6-inch in caliper and above, measured at a height of 4.5 feet above the ground.

TABLE 3. TREE PLANTING REQUIREMENTS

TREE PLANTING REQUIREMENTS - RATIOS AND SPECIES

REPLACEMENT

RATIO

COMMON NAME SCIENTIFIC NAME SIZE TYPE

20 % Bur Oak Quercus macrocarpa 2” Caliper Balled and Burlap

20 % Prairie Expedition American Elm Ulmus americana ‘Lewis & Clark’ 2” Caliper Balled and Burlap

20 % Eastern Cottonwood Populus deltoids 2” Caliper Balled and Burlap

20 % American Linden Tilia americana 2” Caliper Balled and Burlap

20 % Common Hackberry Celtis occidentalis 2” Caliper Balled and Burlap

(3) Install and stake plant material per American Standard for Nursery Standards. Plant locations will be noted by Bismarck Parks and Recreation Staff once final tree count has been identified. The point of contact for the Bismarck Parks and Recreation Staff is:

Dave Mayer Operations Director Bismarck Parks and Recreation District 701-222-6464

c. UTree Spading and Relocation – Plant Material Center

(1) This item will consist of providing all labor, equipment, material, and supplies necessary for the spading and replanting of marked trees and shrubs on the property managed by the Plant Material Center. The areas for trees and shrubs scheduled for relocation are shown on the project drawings. The exact locations of these trees and shrubs will be marked by the NRCS prior to any removal or relocation.

(2) All tools and equipment should be operate to the operations and prepared in advance. Mechanical digging and root pruning equipment shall be operated to manufacturers’ recommendations to minimize root damage. Machinery shall be in good condition with a minimum tolerance between cutting blades (max 2”). All blades shall be true to their designed shape and free of bends, which could interfere with their operation. Mount tree spade on a suitable stable machine capable of supporting the weight of all removed material and heavy enough to force the blades into the soil.

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(3) Trees shall be pruned as needed in order to complete the spading and replanting activities.

(4) Spading shall be done in accordance with the following criteria:

Tree Spade Size Trunk Diameter

44 inches 2 to 3 inches

66 inches 3 to 5 inches

92 inches 6 to 8 inches

(5) Trees/shrubs shall be harvested prior to leafing out (bud break) in the spring or during the fall planting season.

(6) Before moving, trees/shrubs shall be watered thoroughly to hydrate the tree/shrub and keep the root package together during transport.

(7) Trees/shrubs shall be moved and planted within 48 hours of the initial harvesting and shall remain in the spade machine until planted.

(8) Trees shall be staked and adhere to the following specifications:

(a) All trees shall be maintained in an upright and plumb condition.

(b) Stakes shall be driven outside the root ball. Three stakes shall be provided equally spaced around the tree. Stakes shall be set vertically at a minimum 2 foot depth or until firm, while still providing a necessary post height above ground.

(c) Ties shall be attached to the tree at a minimum of 4 feet above grade or between one half and two thirds distance from finished grade to the top of the tree.

(d) Ties shall be attached directly to the stakes or may be attached to stakes by wire. Ties shall be secured to the stakes at 6 inches from the top of the stake. In no case shall the wire extend around the tree trunk. Ties should be attached loosely enough to allow a small amount of play in the trunk.

(e) All wiring/ties shall be marked with flagging material.

(f) Staking shall be completed by the end of the day in which the associated tree were planted.

(9) Resulting tree pits of relocated material shall be backfilled with clean fill and brought back flush with surrounding grade.

d. UTemporary Seeding

(1) This item will consist of furnishing and applying seed and fertilizer for temporary cover according to the following specifications:

(2) Seeding for temporary cover will be done on spoil to be spread or shaped where spreading or shaping will be delayed 14 days or longer or on disturbed areas where construction activities are not anticipated for 14 days, unless it is determined by the Contracting Officer that the cover period will be too short to make seeding practical.

(3) No seedbed preparation is required if the construction equipment has produced a scarified surface, and the seeding is done the day the areas to be seeded are worked.

If the construction equipment has produced a slick surface or seeding is not done the day the areas are worked, prepare a seedbed by scarifying the soil surface with a spike-tooth harrow or similar implement to a depth of one (1) inch.

(4) Spread temporary seed consisting of oats at a rate of 64 pounds pure live seed per acre.

(5) Apply fertilizer according to Section 7, Item 1, Part d. of this specification.

(6) Supply seed tags or tickets to the Contracting Officer to prove seed viability.

e. UFertilization

(1) This item will consist of furnishing and applying fertilizer according to the following specifications:

(2) Fertilizer mixture shall contain a minimum of 20 pounds of nitrogen (N) and 20 pounds or phosphorous (PR2ROR5R) per acre.

(3) On areas where temporary seeding is required, fertilizer application is not required.

(4) Fertilizer shall only be required where less than 2 inches of topsoil is available. Apply fertilizer before placement of topsoil.

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f. UMulching

(1) This item consists of furnishing and applying mulch to all seeded areas. Mulch shall be applied with hydraulic spraying equipment.

(2) Mulch all exposed sloped surfaces resulting from excavation of the access…