70Z08525Q1630_SOW.pdf

TCTO 58300_TAB_0824_418

WORK ITEM 1: Dual Point Davit, Modify and Replace

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to modify the Allied System Dual Point Davit (DPD) with Split/Individual Constant Tension (CT) capability, Solid State Driver for ease of system adjustments. The Contractor must renew the Aft winch tensioner and winch drum.

TABLE 1 – DUAL POINT DAVIT NAMEPLATE DATA

DESCRIPTION LOCATION

DAVIT TOTAL

GROSS WEIGHT

Allied Systems Dual Point Davit with Control Console

Models : DDP11000CTS & SP2200 (S/N - 2313 & 2315) Weather Deck, STBD Side, Frame 47 29,000 lbs

1.2 Government-furnished property.

MTI ITEM DESCRIPTION NSN/PN QTY ESTIMATED

COST

($/UNIT)

Y CB-OTH Mark IV

(Coast Guard Drawing 26B-CB-IV-801- 001)

1 300,000

N Kit-DDP11000CT 94980 CAGE 60858 1 5,000 N Winch Assembly Kit which includes, ABS Tested, CT Winch LH;

DDP11000CTS (91112), Kit, CT Winch RH; DDP11000CTS (91113), , Kit, O-

Ring; HYD Systems W/Face Seal FTGS, Kit (47159)

91113RR for the RH 91112RR for the LH

1 174939.90

Kit, Winch Clutch/Drive 94596

1 52567.06

2. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 750-WMSL-100-083 Rev A, General Arrangements NSC5 & Follow

(AS5100001)

COAST GUARD PUBLICATIONS

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2022, General Requirements

Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2022, Requirements for Preservation of Ship Structures

Coast Guard Technical Publication (TP) 9619, SWBS 583, 06 Dec 2016, Boat Davit - Models DDP11000CTS & SP2200 (S/N: 2348) (Hull 754)

OTHER REFERENCES

International Maritime Organization (IMO) International Convention for the Safety of Life At Sea (SOLAS), 2009 as amended in 2010 and 2011.

International Maritime Organization (IMO) International Life Saving Appliances Code (LSA), 2010 edition.

Allied Systems Company ASC DWG# 94861, Chart, Splicing Connector

Allied Systems Company ASC DWG# 94081, Kit, Individual CT Control System

Allied Systems Company ASC DWG# 93034, Hydraulic Schematic

Allied Systems Company ASC DWG# 93031, Individual CT HYD Conversion

3. REQUIREMENTS

3.1 General.

3.1.1 CIR. The Contractor must submit a CIR for the inspections listed in the following paragraph(s):

None

3.1.2 Tech Rep.

3.1.2.1 The Contractor must provide the services of a qualified Tech Rep who is familiar with the Dual Point Davit (i.e. Allied System Co. Model No. DDP11000CT) to do the following, on site:

Advise on manufacturer's proprietary information pertinent to the system.

Ensure compliance with manufacturer's procedures and standards during installation.

3.1.2.2 Ensure the Tech Rep has a résumé of demonstrated experience with the system/equipment stated above.

3.1.2.3 Submit a copy of the Tech Rep’s résumé and a list of references to the COR at the Arrival Conference.

3.1.3 Protective measures. The Contractor must furnish and install all protective measures in accordance with SFLC Std Spec 0000, paragraph 3.3.3 (Vessel component, space, and equipment protection).

3.1.3.1 Protective measures - hydraulic system. The Contractor must maintain existing hydraulic system cleanliness; take all necessary precautions to prevent the introduction of contaminants into the hydraulic system. Whenever disconnecting or removing components from the hydraulic system, completely seal all openings to the rest of the system, immediately, using either caps (for externally threaded connection points), bolt-on blanks, or taped-on discs/covers (sheet-metal no less than 1/16-inch thick).

3.1.4 Interferences. The Contractor must handle all interferences in accordance with SFLC Std Spec 0000, paragraph 3.3.5 (Interferences). Known interferences include, but are not limited to the below-listed:

Piping

Electrical Cables

Ongoing preservation work

3.1.5 Reference documents. The Contractor must refer to the drawings and Tech Pubs referenced in Section 2 for guidance in accomplishing this work item.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.2 Operational test, initial. Prior to commencement of work, the Contractor must witness Coast Guard personnel perform an initial operational test of all items or shipboard devices to be disturbed, used, repaired, or altered, to demonstrate existing operational condition. Submit a CFR.

3.3 Split/Individual Constant Tension (CT). The Contractor must follow Tech Rep direction and requirements listed in referenced documents to modify the Allied System Dual Point Davit (DPD) for Split/Individual Constant Tension (CT) capability.

3.4 Winch tensioner. The Contractor must renew the Forward and Aft winch tensioner and drum.

3.5 Sea trial. The Contractor must provide Tech Rep support to test operational capability of the Dual Point Davit with GFP in accordance with TP. Estimated time for sea trial is eight hours. Perform an at sea test launching the GFP boat to test Constant Tension Function, Wire Rope Tension, CT Select Button, Control function, CT Engage, Brake Release etc. Ensure all functions are in satisfactory operating conditions. Submit a CFR.

3.6 Touch-up preservation. The Contractor must prepare and coat all new and disturbed exterior and interior surfaces to match existing adjacent surfaces, in accordance with SFLC Std Spec 6310. Abide by all touch-up requirements outlined in SFLC Std Spec 6310.

3.7. Period of Performance. The period of performance for this work starts on 16 January 2025 and ends on 14 February 2024 ON The CGC HAMILTON. 1050 Register ST. South Charleston SC, 29405.

NOTE

16 January is the earliest that work can start on the ship and 14 February is the latest that it can end. The Contractor may choose any time between those dates to begin and to complete the work.

4. NOTES

This section is not applicable to this work item.