B08_Attachment_9_Task_Order_0001_Whitsett_SOW.docx
DOCX document 6 MB Posted
- Attached to
- OTWSC Construction and Maintenance IDIQ
- Solicitation number
- 140G0126Q0018
About this file
This is a Statement of Work (SOW) for Task Order No. 1 under the OTWSC Construction and Maintenance IDIQ contract, detailing vegetation removal services at the USGS stream gage site 08208000 near Whitsett, Texas in Live Oak County. The contractor is required to remove trees, brush, and vegetation located on the upstream and downstream sides of both a concrete dam control structure and Highway 99 Bridge to enable quality stream flow measurements. Work activities include mulching brush and trees, cutting stumps to ground level, and sectioning large driftwood and trees into manageable 4-foot pieces for hauling or mulching on the downstream side of the right-of-way, subject to TXDOT approval. The contractor must obtain required local permits and comply with all state and federal regulations applicable to waterway work, while USGS assumes responsibility for obtaining TXDOT access permissions.
Performance requirements mandate strict adherence to OSHA safety standards, maintenance of fire suppression apparatus with a designated fire guard, prevention of damage outside designated work areas marked in yellow boxes on the provided figures, and protection of trees occupied by bird nests. The contractor is responsible for all costs associated with employee injuries, fire damage, and fence repairs or cleanup of illegally-dumped materials. All work must be completed within 120 days of contract award, with scheduling coordinated through the San Antonio Data Chief and final inspection and acceptance performed on-site by the Data Chief or Technical Liaison. The USGS Oklahoma-Texas Water Science Center will provide technical direction and maintain full authority over work activities and project acceptance.
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Task Order No. 1 Scope of Work for:
Removal of trees, brush, and other vegetation on the upstream and downstream side of the concrete dam control structure, and the upstream and downstream side of the Highway 99 Bridge nr Whitsett, TX stream gage site (08208000)
In order to conduct good quality stream flow measurements at multiple stages, trees, brush, and other vegetation that are located inside the yellow boxes below must be removed (Fig. 2).
LOCATION.-- Latitude 28°37'19", Longitude 98°16'52" NAD27referenced to North American Datum of 1927, Live Oak County, TX, Hydrologic Unit 12110111, 1 mile southwest from the town of Whitsett, Tx
Figure 1. Overview of USGS site 08208000
Figure 2. Upstream and downstream easements to be cleared at site 08208000.
Figure 2. Gage Location
Responsibilities of all parties involved and delegation of onsite supervisor, or person in charge during on-site activities will be provided by the USGS Oklahoma-Texas Water Science Center (OTWSC), South Texas Program Office Data Chief or Technical Liaison. The USGS Central Texas Office Data Chief and/or designated Technical Liaison will have full authority over work activities on site and review of the completed project for acceptance.
PART 1: GENERAL INFORMATION
1.1 DESCRIPTION
A. The work consists of:
1. Provide equipment and operators to remove trees, brush, and vegetation located within the upstream and downstream side of bridge to property lines shown in Figure 2.
2. Area to clear around on the upstream side and downstream side of the bridge on HWY 99.
3. Mulch brush, trees, and vines and cut stumps to ground level.
4. Cut large driftwood and trees up in manageable sections no greater than 4 feet and haul off or mulch on downstream side of ROW if TXDOT allows.
Figure 3. Gage house downstream side of HWY 99 Bridge at USGS site 08208000.
Figure 4. Downstream side of HWY 99 Bridge at USGS site 08208000.
Figure 5. Upstream side of HWY 99 Bridge at USGS site 08208000
Figure 6. Upstream side of HWY 99 Bridge at USGS site 08208000
1.2 RELATED WORK
A. The work includes obtaining any required local permits or adhering to any known State and Federal regulations involving work along waterways.
1.3 PERMISSIONS
| A. | USGS will be responsible for contacting TXDOT and obtaining permission for access to the stream gage and immediate work areas. |
| B. | USGS shall acquire and submit to the USGS Contracting Officer copies of permits, other than those that may pertain to work identified in 1.2.B, obtained to perform the work for Government files documentation. |
1.4 PROJECT CONDITIONS
| A. | Contractor shall ensure safety of persons in the work area. Contractor shall report any accidents or injuries to Contractor's on-site employees to the USGS Contracting Officer and the USGS Technical Liaisons within 24 hours of occurrence. Contractor shall be held liable for all costs associated with any injuries to Contractor's on-site employees. |
| B. | Precautions shall be taken to prevent sparks or flames from spreading in vegetated areas (including brush). Contractor shall be held liable for all cost associated with fires started as a result of on-site work. |
| C. | Contractor will follow OSHA safety standards and meet requirements during all phases of work. |
D. All work performed must stay in the yellow boxes shown in Figure 2.
E. No trees are to be disturbed that have occupied bird nests.
PART 2: EXECUTION
2.1 PREPARATION / Environmental Control
| A. | Minimize damage to trees and brush outside of the designated work areas. |
| B. | Fire suppression apparatus shall be readily accessible at all times during any work which may ignite a fire. Contractor shall designate a person to serve as a fire guard, during any work being performed that could ignite a fire. |
2.2 DISPOSAL
A. The Contractor will be responsible for all costs to repair fencing or damages to fencing or costs associated with cleanup of any illegally-dumped material.
2.3 GENERAL REQUIREMENTS
| A. | Contractor shall be responsible for complying with all National, Federal, State and local laws, codes and regulations in connection with the execution of the work. |
| B. | Contractor is responsible for visiting the work site to independently verify the nature and location of the work performed and the general and local conditions that can affect the work or the cost thereof. Failure to do so will not relieve the Contractor of responsibility for estimating properly the difficulty or cost of successfully performing the work. Drawings furnished in this statement of work may not be to scale. |
| C. | Any changes affecting the scope of work shall originate from or be approved by the Contracting Officer. |
| D. | Contractor must schedule work through the San Antonio Data Chief. |
| E. | All materials and workmanship shall be subject to the inspection and approval of the Data Chief or the Technical liaison. |
| F. | Final inspection and acceptance shall be performed on-site by the Data Chief, his designee or the Technical liaison with the Contractor, upon completion of the work. |
Technical Liaison:
The performance required herein shall be subject to the technical direction of the Technical Liaison. As used herein, "technical direction" is defined as direction to the Contractor that fills in details, suggests possible lines of approach, or otherwise supplements the scope of the work set forth herein and will not constitute a new assignment, and does not supersede or modify any article or clause of this contract.
Period of Performance:
All work should be completed within 120 days after contract is awarded.
USGS Technical Liaisons:
· To be provided upon award.
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