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Author Topic:   Coast Guard Gray Hull Whaler
limbatus posted 02-28-2010 08:24 AM ET (US)   Profile for limbatus   Send Email to limbatus  
[In the linked images below] what year is [the Boston Whaler boat]? What kind of duty is it setup for? Where has it been? And where is it going?

http://photos.imageevent.com/limbatus/2010/uscgwhaler/a-thumbs.html

The shots where taken headed north on HWY 301 near the town of Citra, Florida.
http://maps.google.com/maps?hl=en&q=Citra,+FL

Jeff posted 02-28-2010 09:33 AM ET (US)     Profile for Jeff  Send Email to Jeff     
That is a 25' Guardian set up as what the Coast Guardian refers to as, a Transportable Post Security Operations Vessel.

I have the manual published by the Coast Guard for the vessel here:
http://sites.google.com/site/rohlfingswhalersite/Home/ 25%27-BWGCPD-Handbook.pdf?attredirects=0&d=1

jimh posted 02-28-2010 10:28 AM ET (US)     Profile for jimh  Send Email to jimh     
You cannot really deduce the year of manufacture of the boat from the images you have taken of the hull. However, the boat appears to have Evinrude FICHT engines, and if someone were expert in the details of the cowling design and other features of the engine, the approximate year of manufacture of the engine might be deduced. One could then make an inference about the approximate age of the hull, based on the notion that the hull and engines may have been assembled together when both were new. The engines have the Bombardier logotype, so I believe this would also help in dating them.

The Coast Guard vessel number system uses the vessel length as the initial digits in the identification number. The boat shown has the identifier "25173" which indicates the boat is a 25-footer, and it is the 173rd such vessel.

The gear case of the port engine and the mounting bracket of the port engine are painted white, and they don't match the rest of the port engine or the starboard engine. There likely has been some repair made to that engine.

limbatus posted 02-28-2010 11:05 AM ET (US)     Profile for limbatus  Send Email to limbatus     
Thanks for the information (and the edits). The TPSB reference let me find additional information and pictures.

http://www.search.com/reference/Port_Security_Unit

http://cgvi.uscg.mil/media/main.php?g2_itemId=89766l

jimh posted 02-28-2010 11:14 AM ET (US)     Profile for jimh  Send Email to jimh     
If my research is correct, Bombardier took over OMC in 2001. It probably took a while to get their logotype on the engine cowling. So I suspect the engines on the boat in the images were made after 2002. It would be unusual to put old engines on a new boat, so this would imply the boat would have to be at least that same era. The boat was therefore most likely made after 2002.
TransAm posted 02-28-2010 12:05 PM ET (US)     Profile for TransAm    
Interesting they Coast Guard would select large, twin V-6 engines that were both standard rotation.
TransAm posted 02-28-2010 12:08 PM ET (US)     Profile for TransAm    
I see the port engine has different color (standard) mid-section, lower unit and mounting bracket. Looks like they has some reason to swap these components out as some point.
Tom W Clark posted 02-28-2010 12:31 PM ET (US)     Profile for Tom W Clark  Send Email to Tom W Clark     
Twin 175s is a very common power setup on the 25 foot Guardian/Raider. They are almost always standard rotation.

The added weight of the boat and equipment necessitate more power than the 300 HP maximum of the recreational models, while having twin standard rotation motors means half as many spare gearcases and propeller parts are needed in the field where reliability and repairability are extremely important.

pglein posted 02-28-2010 06:54 PM ET (US)     Profile for pglein  Send Email to pglein     
I would not assume anything about the boat based on the engines. From what I've seen, they seem to swap engines and parts around at random on those hulls. That hull could be three years old or it could be 13.
pglein posted 02-28-2010 06:56 PM ET (US)     Profile for pglein  Send Email to pglein     
I find the most intriguing thing about those pictures to be the fact that they are transporting the boat on a trailer on another trailer. It would seem to be a tremendous waste of fuel to do it this way.
fla656 posted 02-28-2010 08:39 PM ET (US)     Profile for fla656  Send Email to fla656     
TRANSPORTABLE PORT SECURITY BOAT or TPSB is the proper name of this 25ft guardian hull used by the USCG.
deepwater posted 02-28-2010 08:51 PM ET (US)     Profile for deepwater  Send Email to deepwater     
That's just how military contracts are written and some times there is a non competition thing that pops up,,I had loaded several trucks on a C5B at Dover DE and it was flying on to Honduras after picking up some more things in Florida,,There are seats for 75 ppl up stairs that we (my team of 50) could have used but we were sent to Philly Pa instead by buss to catch a commercial flight to Georgia to Tampa for another buss ride to Eglin afb to get on our C5B that had to stay overnight because they were waiting for my team to show up to go to Honduras,,The air-force can not compete with the civilian air carriers in any way,,So 50 one way tickets on 2 bus's for 50 one way seats on a civilian plane and another 2 bus's for an over night stay for 50 in a hotel to fly what would have only been an 8 hour flight to Honduras the first day,,We had 2 whalers on trailers from Florida just like in your pics along with some things for Col North,,Our tax dollars at work
Jeff posted 02-28-2010 08:58 PM ET (US)     Profile for Jeff  Send Email to Jeff     
"What I find most interesting" is this:
http://photos.imageevent.com/limbatus/2010/uscgwhaler/large/ USCG_Whaler_007.jpg

The logo is incorrect.

When I was at the Detroit Boat show a couple weeks ago the Coast Guard had the new Metal Shark 24 Relentless patrol boat on display. In talking to the service members they stated the Coast Guard is moving away from the 25' Guardians in favor of the same Metal Shark 24 Relentless for their new TPSB's. Seems the 27 Courageous is also already in service for the Coast Guard as their TNAB's. I have to say I was VERY impressed with the 24 Relentless in person. Much more of a heavy duty vessel that the Guardian as well as extremely well built.

http://metalsharkboats.com

Jeff posted 02-28-2010 09:01 PM ET (US)     Profile for Jeff  Send Email to Jeff     
Also TA,

We have twin standard rotation Mercury V-6 150's on our 22 Guardian and I notice no ill effects to high or low speed handling.

TransAm posted 02-28-2010 09:13 PM ET (US)     Profile for TransAm    
Yes, I realize [problems with] performance (other than decreased low speed maneuverability) like propeller torque can be mitigated with trim tabs. I myself had a 25' Grady White with twin 175 Yamaha's that were both standard rotation. I just thought with counter-rotating engines available why the choice of 2 standard rotating engines. The point Tom made regarding interchangeability makes sense.
limbatus posted 03-26-2011 12:34 PM ET (US)     Profile for limbatus  Send Email to limbatus     

[Edit: Mar. 26, 2011 ~ Updated picture links from imageevent.com to limbatus.net.]

"In the linked images below" =>
http://limbatus.net/OandE/USCG-25-foot-TPSB/a-thumbs.html

"What I find most interesting is this:" =>
http://limbatus.net/OandE/USCG-25-foot-TPSB/large/USCG_Whaler_007.jpg

pcrussell50 posted 03-27-2011 04:37 PM ET (US)     Profile for pcrussell50  Send Email to pcrussell50     
That looks like a supersized version of my 1998 Alert 17.

Say, aren't those FICHT's? I thought I read on here that they're unreliable. Don't those Coasties know anything? :sarcasm:

-Peter

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