TV KINGS POINTER Docking Calculations.pdf
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- Attached to
- TS Freedom Star FY 20 Dry Docking Federal contract opportunity
- Solicitation number
- 6933A220Q000012
About this file
This document contains docking calculations and stability analysis for the T/V KINGS POINTER. The analysis evaluates draft, trim, load distribution on blocks, knuckle reaction, and draft at landing and instability for Docking Position 1. The related federal contract opportunity is a solicitation from the Maritime Administration for FY20 dry docking of the TS Freedom Star. The solicitation seeks industrial support services for dry docking the vessel. The Department of Transportation Maritime Administration is the contracting agency.
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Text version
Beckley Engineering Co., Inc. T/V KINGS POINTER
DOCKING CALCULATIONS
Rev -, 23 Feb 2015
STABILITY
Displacement, SW 963.08 Lton Full Load Displacement Displacement, FW
Stability Draft @ LCF 11.311 ft KMt 19.725 ft KG 13.307 ft GM, uncorrected 6.418 ft F.S. corr'n 0.265 ft GMo 6.153 ft
Drafts & Trim LCB 87.75 ft, aft FP LCG 87.74 ft, aft FP Trim Lever -0.01 ft MCT1" 109.64 ft-Lton/inch Trim 0.007 ft LCF 93.22 aft of FP, m Draft, FP 11.318 ft Draft, MP 11.311 ft Draft, AP 11.311 ft
Draft, Fwd Marks 11.317 ft Draft, Mid Marks 11.311 ft Draft, Aft Marks 11.311 ft
DOCKING CALCULATIONS LOAD DISTRIBUTION ON BLOCKS
Docking Position No 1 MILSTD 1625C LBP 166 ft Keel Block Capacity SRP 0 ft No. of blocks 20 LCG 87.74 ft aft FP block size 48x28 OHA 30 ft contact area 168 sq in, each W 963.08 Lton Allowable Pressure 370 psi Lk 116.33 ft Max Allowable Load 27.75 Lton Cb 58.165 ft
B 19.388 A 9.905
MAX BLOCK LOADING 29.14 Lton LOADmax 12.51 Lton/ft MIN BLOCK LOADING 9.44 Lton LOADmin 4.05 Lton/ft
OK!
Deviations from Docking Plan 1316-901 NONE
Beckley Engineering Co., Inc. T/V KINGS POINTER
DOCKING CALCULATIONS
Rev -, 23 Feb 2015
KNUCKLE REACTION AT AFTMOST KEEL BLOCK
Trim 0.01 ft (+ by stern) MCT1" 109.64 ft-Ltons/in k 0.97 Dist from Knuckle block to LCF, Xkn 42.78 ft
Knuckle Reaction 0.22 Ltons OK!
DRAFT AT LANDING, H1
Knuckle reaction 0.22 Lton TPI 11.36 Lton/in H1 = 11.31 ft
DRAFT AT INSTABILITY, H2
draft KMt Displ'ment Product
9.00 19.86 663 13166
9.50 19.79 724 14326
10.00 19.80 787 15581
10.50 19.73 852 16805
11.00 19.72 918 18107
11.50 19.72 986 19449
Kgo * Displ'ment = 18996.75 ft-Lton H2=11.31 thus, H2 <= H1 OK!
NUMBER OF SIDE BLOCKS REQUIRED
TO RESIST SIESMIC OVERTURNING
Displacement 963.08 Ltons KG o 19.99 ft ABL g 0.2 acceleration Ms 8624882.202 ft-lbs
A2 80% contact, mean 336 in2 24"x28", 50% contact Sp 800 psi L2 8 ft mean
N2 No. of side blocks 4.01 required
Actual No. per side 7 OK !!
File details come from the government source that posted it. Updated .