Bottom plating in Steering Flat at port side aft of frame 88 .pdf
PDF 210 KB Posted
- Attached to
- FY24 Yaquina Overhaul Solicitation
- Solicitation number
- W9127N23B0014
About this file
This document contains ultrasonic thickness measurements for the port bottom plating in way of the steering gear room on the USACE dredge Yaquina. Readings were taken at various locations on the plating and percentages of wastage are provided, with substantial wastage shown in blue and excessive wastage shown in red. One page provides thickness readings across 112 locations on the plating and percentages of wastage, while another page summarizes the average percentage of loss for the steering gear room port bottom plating.
The related federal contract opportunity is solicitation number W9127N23B0014 for the FY24 Yaquina Overhaul from the Department of the Army Corps of Engineers Engineering District Portland. The solicitation appears to be for overhaul and repair services on the dredge Yaquina, likely related to the ultrasonic testing results shown in the thickness measurement documents. No further details are provided on response dates, award dates, pricing terms, or set-asides in the information given.
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Text version
USACE Dredge "YAQUINA" Ultrasonic Thickness Measurements of Port Bottom Plating in way of Steering Gear Room
Drawing 30
Forward
CL
.387
.413
.407
.432
.372
.400
.268 .255
.271
.349
.396
.510
.283
.357
.321
.368
.508
.438
Note: Substantial wastage [18.75%] readings are shown in (blue) and excessive wastage [25%] readings are shown in (red).
See following spreadsheet for a complete list of readings and wastage.
.342 .339
Note: Blue percentages show Substantial wastage. Red percentages show excessive wastage.
info@certifiedndt.com
(253-952-2337
Report: 53303 Date: 3/3/2023
1 2 3 4 5 6 7 8 9 10 .437 .357 .368 .407 .396 .413 .372 .400 .438 .432 .342
%Wastage 18.31% 15.79% 6.86% 9.38% 5.49% 14.87% 8.47% 0.00% 1.14% 21.74% .437 .339 .321 .268 .271 .255 .283 .387 .349 .355
%Wastage 22.43% 26.54% 38.67% 37.99% 41.65% 35.24% 11.44% 20.14% 18.66% .500 .508 .510 .509
%Wastage 0.00% 0.00% 0.00% .375
Steering Gear Room
[cont.] Port Bottom Plating 25% .328
Steering Gear Room 2 Port Bottom Plating 25%
.328
Avg./ % Loss
Steering Gear Room 1 Port Bottom Plating 25%
USACE Dredge "YAQUINA"
Ultrasonic Thickness Measurements of: Port Bottom Plating in way of Steering Gear Room [Drawing 30]
Structure Location Number Side Structural
Member Max. Allow.
Wastage Max.
Dim.
Nominal Thickness
Readings
File details come from the government source that posted it. Updated .