Mechanical Dredging

Amendment 2

Bid Inquiry #7951285
The parameters will vary from situation to situation and the contracting officer will exercise discretion as necessary to determine what is in the best interest of the Government.

Bid Inquiry #7951286
The contractor shall proceed to the project site from their current location within 7 days of receipt of task order.

Bid Inquiry #7951287
The contractor is free to take on work between task orders but must be available for the season if not placed on standby within 7 days of receipt of a task order. It is unknown how many days for each contract period the contractor can expect to obligate a dredge plant without being compensated Standby.

Bid Inquiry #7951288
See Section 35 20 23 DREDGING, Paragraph 3.5 PROJECT DEPTH, OVERDEPTH, SIDE SLOPES AND
INFILL. All material left in the dredge cut, whether infill or unremoved material, will not be included in the total payment quantity.
SECTION 01 22 00.00 13 MEASUREMENT AND PAYMENT, Changed PARAGRAPH 1.6.2 Measurement
From:
Dredging shall be measured and paid for by the cubic yard (CY) of material removed above the project depth within the allowable tolerance specified below and within the limits of the dredge site as identified in the Task Order. In order to allow for the inaccuracies of the dredging process, the Contractor will be allowed a tolerance of 0.5 feet above project depth in isolated scattered areas providing the total area of under excavated portions does not exceed 10 percent of the total area to be dredged and providing the average depth throughout the dredge site is equal to or greater than the specified project depth in the Task Order. This tolerance will only apply to 11 to 14 foot project depth sites. Dredging locations for all other project depths will be clear swept to the identified project depth.

To:
Dredging shall be measured and paid for by the cubic yard (CY) of material removed above the project depth within the allowable tolerance specified below and within the limits of the dredge site as identified in the Task Order. In order to allow for the inaccuracies of the dredging process, the Contractor will be allowed a tolerance of 0.5 feet above project depth in isolated scattered areas providing the total area of under excavated portions does not exceed 10 percent of the total area to be dredged and providing the average depth throughout the dredge site is equal to or greater than the specified project depth in the Task Order. This tolerance will only apply to 11 to 14 foot project depth sites. Dredging locations for all other project depths will be clear swept to the identified project depth. For additional measurement information see Section 35 20 23 DREDGING, Paragraph 3.5 PROJECT DEPTH, OVERDEPTH, SIDE SLOPES, AND INFILL.
SECTION 01 22 00.00 13 MEASUREMENT AND PAYMENT, Changed PARAGRAPH 1.14.2 Measurement
From:
Dredging/excavation at temporary placement sites shall be measured and paid for by the cubic yard (CY) of material removed above the project depth within the limits of the dredge site shown. All work items not specified to be measured under the remaining payment items will be considered incidental to the dredging or excavation item associated with the material.
To:
Dredging/excavation at temporary placement sites shall be measured and paid for by the cubic yard (CY) of material removed above the project depth within the limits of the dredge site shown. All work items not specified to be measured under the remaining payment items will be considered incidental to the dredging or excavation item associated with the material. For additional measurement information see Section 35 20 23 DREDGING, Paragraph 3.5 PROJECT DEPTH, OVERDEPTH, SIDE SLOPES, AND INFILL.

SECTION 01 22 00.00 13 MEASUREMENT AND PAYMENT, Changed PARAGRAPH 1.15.2 Measurement
From:
Small Boat Harbor Dredging shall be measured and paid for by the cubic yard (CY) of material removed above the project depth within the limits of the dredge site shown, and clear swept to the identified project depth.
To:
Small Boat Harbor Dredging shall be measured and paid for by the cubic yard(CY) of material removed above the project depth within the limits of the dredge site shown, and clear swept to the identified project depth. For additional measurement information see Section 35 20 23 DREDGING, Paragraph 3.5 PROJECT DEPTH, OVERDEPTH, SIDE SLOPES, AND INFILL.

Bid Inquiry #7951289
Reference bidder inquiry 7951289 SECTION 01 00 00.00 13 GENERAL
Changed paragraph 1.2 SCOPE
From:
Furnish, deliver and operate dredge and attendant plant for maintenance dredging between Upper Mississippi River Miles 614.0 and 857.6 and between Minnesota River Miles 0.0 and 14.7, between St. Croix River Miles 0.0 and 24.5, between Black River Miles 0.0 and 1.4 in the St. Paul District and between Upper Mississippi River Miles 614.0 and 300.0 in the Rock Island District. The contract includes options for 4 additional years of maintenance dredging.

To:
Furnish, deliver and operate dredge and attendant plant for maintenance dredging between Upper Mississippi River Miles 614.0 and 857.6 and between Minnesota River Miles 0.0 and 14.7, between St. Croix River Miles 0.0 and 24.5, between Black River Miles 0.0 and 1.4 in the St. Paul District and between Upper Mississippi River Miles 614.0 and 300.0 in the Rock Island District. The contract includes options for 4 additional years of maintenance dredging. The Government will not issue task orders for work upstream of river mile 854 unless the Upper St. Anthony Lock is reopened to commercial traffic.

Bid Inquiry #7951290
The bid item could be for island creation but is not limited to this activity. The in-water placement item is for the material placement whether below the water surface or once it is above the water surface.
There will be no differentiation between materials placed under a task order for in-water placement. This item is paid in addition to the dredging item for this type of work.

Bid Inquiry #7951291
Reference bidder inquiry 7951291
SECTION 01 22 00.0013 MEASUREMENT AND PAYMENT
Changed paragraph 1.13 HIGHWAY TRANSPORTATION OF MATERIAL UP TO 10 MILES TO PLACEMENT SITES
From:
1.13.1 Payment
Payment will be made for highway transportation of material up to 10 miles to the placement site identified by the Task Order. This bid item is in addition to the unloading or dredging item associated with the material. Work shall include, but not be limited to, providing all equipment, labor, and other work necessary to transport the material from the marine plant transfer point to the Government designated placement site. Other work includes maintenance and restoration of the haul route which is considered incidental to this bid schedule item. Payment for movement of material up to an additional 900 feet within the placement site from the location designated by the Government is incidental to the unloading or dredging item associated with the material. This bid item is stand-alone from, and may not be combined with, either of the Overland Transportation of Material bid items for payment purposes.

To:
1.13.1 Payment
Payment will be made for highway transportation of material up to 10 miles to the placement site identified by the Task Order. This bid item is in addition to the unloading or dredging item associated with the material. Work shall include, but not be limited to, providing all equipment, labor, and other work necessary to transport the material from the marine plant transfer point to the Government designated placement site. Payment for movement of material up to an additional 900 feet within the placement site from the location designated by the Government is incidental to the unloading or dredging item associated with the material. This bid item is stand-alone from, and may not be combined with, either of the Overland Transportation of Material bid items for payment purposes.

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