T0838 Att 5 -Trawl Specifications~1.pdf

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Attached to
T0838 - Charter Services: Ocean Vessel Trawl Survey - NJDEP (Rebid)
Solicitation number
26DPP01327
Issued by
New Jersey

About this file

Trawl Specifications

This is a technical specifications document for the New Jersey Department of Environmental Protection (NJDEP) related to a rebid charter services contract for ocean vessel trawl survey operations. The document establishes the technical and operational requirements for trawl equipment and procedures that will be utilized during the survey work. The specifications detail the precise configurations, dimensions, materials, and operational parameters required for trawl nets and associated fishing gear to ensure standardized data collection and scientific validity across survey activities. The contract encompasses multiple survey events throughout a specified period, with the vessel and trawl equipment required to maintain compliance with all outlined specifications to support NJDEP's marine resource assessment and monitoring objectives.

The specifications document serves as a binding attachment to the charter services contract and establishes mandatory requirements that all bidding vendors must meet or exceed. Compliance with these trawl specifications is a condition of contract award and performance, ensuring that all survey data collected will be scientifically comparable and meet NJDEP's standards for marine biological and environmental monitoring. The specifications include detailed technical drawings, material requirements, and operational procedures that vendors must acknowledge and accept as part of their bid submission, with any deviations or exceptions requiring written approval from NJDEP prior to contract execution.

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Text version

ATTACHMENT 5 - TRAWL SPECIFICATIONS

380 x 1 12 cm Three-In-One Trawl

General:

Fishing circle circumference:

Headrope length:

Footrope length:

Up & down line length:

Materials:

Forward netting:

Rear netting:

Codend netting:

Selvage:

Hanging lines:

Hanging twine:

mesh size:

tolerance:

twine size:

mesh size:

tolerence:

twine size:

mesh size:

tolerance:

twine size:

mesh size:/ tolerance :

twine size:

Fishing line wrap:

End ropes:

Netting seams:

Rigging:

SPECIFICATIONS

380 x 12 cm meshes 2506 cm (82') 3052 cm (100') 696 cm (22' 9½")

12 cm stretch mesh +0.5 cm. -0.25 cm #3/20 twisted polyethylene

8 cm stretch mesh +0.5 cm, -0.25 cm #3/20 twisted polyethylene

3" stretch mesh +l/2", -1/4" double 4mm poly

12 cm stretch mesh +0.7 cm, - 0.7 cm 6 end, 16 carrier polyester

5/8" rwj.c combination rope

#42 twisted nylon type H

1/2" hollow braid polypropylene

3-strand nylon 5/8"

Double ff3/12 twisted polyethylene

Sweep: 3 11 rubber cookies on 9/16" wire rope. Two equal sections with 788 cm, total length 10 cm less than fishing line, l center section at 888 cm fitted with l lb leads 10 cm apart or five between each toggle.

Drop chains: 3/8", six links long, spaced 60 cm apart with 3/4" toggles.

Flotation:

Chain extensions:

Thirty-two 811 cehter-hole floats, of four. each group spaced 80 cm wing starting l m behind jib end

1/2" Trawlex chain.

24 at headrope center in groups apart and a group of 4 at each on 5/8" polyplus.

File details come from the government source that posted it. Updated .