building a pt boat

in 1942 but I would be interested in any further information, where did â¦ PT is a long-established yacht builder in the boating world. Next I flooded each joint with enough CA glue to wick in any gaps. Boat Building. I don't know of a single individual that doesn't hate to sand, it's like a law of nature. Next I trimmed the deck stringers flush with the transom and bulkhead #2. Building the PT Boats is a must for anyone who is interested in the history and research of that period in time. Once that's all done I removed the paper templates. Oh well. 1/8 inch may be pushing it. After a little fiddling it sat flat. I can imagine masking tape works well too. Please let me know if you find an error or can supply more detailed information. Go back to Part One of the RC PT 109 build, Continue to Part Three of the Elco RC PT Boat build, Copyright 2009-2018 Building-Model-Boats.com, Trademarks belong to their respective owners, Pre-assemble the false-keel-stem and the two foremost bulkheads, Attach deck and shear stringers to the bulkheads, I'm unlikely to accidentally glue myself to the PT boat. Google 'PT Boat Plans' and you will find many interesting sites including plans for models, full size boats and even a copy of "Know Your PT Boat" which was the PT Boat Crew Training Manual. Divide the height by 2. Center: 28" diameter x 28 pitch, right hand. Engine hatch: 2" in 8' according to Elco drawing 3086, Type Sections. Check out our exclusive plans here! Hub: 5.5" length, 3.5" front diameter, 3" rear diameter. SECTION A-1, GENERAL, Principal dimensions. Once all stations were marked, I removed the paper template. Outboard: 28" diameter x 29" pitch, right hand. The balsa is thin enough to show through a lot of imperfections if not properly dealt with in this step. With a sharp pencil and a straight-edge, I extend the bulkhead location to the opposite half (onto the balsa). The other thing that makes this step a challenge is the sweep of this part of the deck. There shall be 3 aluminum-manganese-bronze right hand turning propellers per vessel. A great model to use that old â¦ Radius = 1766.25". I used a hobby plane for this (see picture below) and a metal scale. Draft, normal, under 28" propellers: 5' 3/4", Per other references, drawings and books: The crown runs fore to aft. I used packing tape, because that's what I had handy. radius = (height/2) + ((width * width) / (8 * height)) Cobra - Aircraft Engine Powered Powerboat . This has two advantages: Next I turned my attention to the shear stringer that defines the deck outline of the first third of the boat. WW2 PT Boats detail and info sheets. Once all the bulkheads were in place it was time for the transom, shear and deck stringers. In addition, we will try and source kits for you if you are unable to find a specific one that you are looking for. â¦ Dumas PT Boat - PT 109 by Popeye the Sailor Facebook; Dumas PT Boat - PT 109 by Popeye the Sailor. Measurements along the keel are given in both frame locations and stations. One resource that America had plenty of at the start of the war was wood and they used it to best advantage in the construction of PT boats. This is our very active boat building community & knowledge center! The sheer varied slightly to match the designed sheer line. Building of PT 167 : Write-up on a 1/72nd scale model of PT 167 by Alex Johnson. I'm a bit anal sometimes, so I extended the pencil lines across both halves. For simplicity I use keel for both the keel and stem post. This is difficult to describe, so take a look at the picture below. Shershen Class PT Boat. For those not having math as a second language, the order of the operations, indicated by the "( )", is important. The next best thing is to alternate right - left. With surfaces that have curved sides like the deck sheer this results in differing heights between the deck centerline and the deck sheer line as the beam changes. PT Boat aeroastro on 01/04/2019 16:57 Chappy77: the drawing shows assembly & fittings details - not building details for the hull itself - of a PT boat kit where a â¦ Per Feb 2, 1943 BUSHIPS PT-103 Class Propeller drawing 78095: This is a good point to let the assembly rest for a while to ensure all the glue cures. Multiply the width by the width. All are single sheet 8 1/2x11, except PT-3X & PT-51X are 11x14. It may be tempting to cut a corner here and half-fast the sanding step, but believe me, you'll suffer for it later. They were From a Packard Engine 4M-2500 Manual, Specifications and Performance. The formula to derive a radius from the width and height of a camber is: Share Followers 7. Add the result from step 1 to the result from step 4 to get the radius. Stations are 88" length divisions along the LWL and are used on the lines plan for cross-sectional lines. Per Elco drawings: Try and resist. Let's start with an overview - these are the steps in this section: At this point, it's important that the surface underneath is flat. I figured they can protrude passed the second bulkhead without hurting anything. 5. Building the PT Boats is a must for anyone who is interested in the history and research of that period in time. Outboard engines were reversed with V drives, some later boats may have had outboard engines spaced farther apart facing the same way as the center engine. Andrew Higgins' boat yard in New Orleans built that craft and the PT-305. Material: bronze casting to material specification Federalite-55. I don't think 3/32 inch thick would be an issue. Having said that, it's an import step that requires patience and attention to detail. We have about 200 model kits on offer and all of them are wooden ship model kits. At this point I placed a few weights along the length of the assembly to hold the balsa to the work surface. RC PT boat project - Chine halves taped together. Rear guard at the transom extended out an additional 6". It seems to never fail, but it didn't sit quite flat. Sort of like picking at a scab. PT (Patrol, Torpedo) boats were small, fast, and expendable vessels for short range oceanic scouting, armed with torpedoes and machine guns for cutting enemy supply lines and harassing enemy forces. For over 60 years, Glen-L has offered boat building kits for those items that are not readily available from local suppliers. Max planked keel depth is 5.25" above the base line and located at frame 25, 359" aft of the forward point, according to Elco plan 3005, Frame Offsets. Well, it may work. At this point I lined up the foremost bulkhead in it's position (taking care it was centered) and placed a small amount of CA glue on either side -left and right. PT boats played an important part in our effort to win in the Pacific and Mr. Andruss has written and important book showing the effort to build these wonderful naval vessels. This measurement can be confusing since it is measured from the bottom of the keel (minus the planking) to the deck sheer line. But perhaps the best known of the Elco boats was the ill-fated PT-109, skippered by Lt. j.g. The cons: more difficult to bend, and a heavier boat. Apr 19, 2017 - GENE KIRKLAND'S pt boat website, United States Navy PT Boats of World War II. Wooden-hulled, 80 feet long with a 20-foot, 8-inch beam, the Elco PT boats â¦ Forty-three PT squadrons, each with 12 boats were formed during World War II by the U.S. Navy. 80' (960") to outside of planking from forward point to the aftermost point (with the transom angle, deck centerline would be an additional .5"). Revell first issued a 72nd scale 80 foot Elco PT Boat, in 1963, to capitalize on the reported exploits of John Kennedy in PT 109. FineScale Modeler reviews the 1/72 scale plastic model PT boat kit. Halfway along the LWL, placing it 508" back from the forward point. This test shall be conducted in accordance with instructions issued by the Bureau of Ships for the type boat of each boatbuilder for the purpose of selecting the proper propeller for service conditions. These turned out to be a bit tricky mainly because (as it turned out) the foremost bulkhead was not perpendicular to the center line. Folks, "Know Your PT Boat," July 1945, was created very near the end of WW II to use as an introduction to PT Boats for crews' in training. This booklet was created months before the end of a deadly, bitterly fought war with Imperial Japan. Diameter: 28". Proving especially effective when employed in the anti-shipping role against Japanese supply barges. I figured, if I mess up and do it equally on both sides it'll look intentional. I had to go easy and dry fit again and again until I got it. The quality of the restoration was extremely high, and the boat is on display inside a weatherproof building, on blocks out of the water. Boats were being fitted with deck mortars and rocket projectors as well as aircraft-type repeating cannons and field anti-tank guns. Balsa is very forgiving in that the CA wicks well and cures quickly. A twisted board will transfer into the hull and could ruin the entire RC PT boat project. Max beam located at frame 24, 347" aft of the forward point, according to Elco Frame Offsets plan number 3005. Next, I attached them by pushing down on both stringers with one hand and applying glue with the other. So, you may ask, why not use thicker planking material? The forces induced act symmetrically on the assembly and balance out, thus avoiding the assembly to warp. Well, I had a 3/4" plywood board with a 1/16" bias in it over a three foot length. 2010 March 1 update: Added camber information, and fuel tank capacity corrected. This approach is often more practical. Click here to download the Shershen Class PT Boat Plans . PT overview. I had a gap about 1/32" (almost 1mm). Do the inner ones first like so: Radius = 351.786". checking perpendicularity and position carefully before committing with the CA glue. YachtWorld currently has 5 PT yachts for sale, including 0 new vessels and 5 used yachts, listed by experienced boat dealerships mainly in the following countries: United States. 3. After lining them up so stem and stern were even from side to side I taped the two halves together. Radius = 276.25". A square comes in real handy here. Radius = 577". It may seem like you don't have enough hands sometimes, but the benefits are definitely worth considering. Ships of the U.S. Navy, 1940-1945 PT -- Motor Torpedo Boats Click on "PT-##" for link to page with specifications, history, photographs (where available). More about frames and stations can be found on the Hull component page. detailed information on the Boats themselves or equipment. Divide the result from step 2 by the result from step 3. Although it didn't grow in the US, their Mexican friends supplied them with much of the mahogany used throughout the boat as well as many other resources. Plans to Build a Model Shershen Class Soviet PT Boat. 2010 September 14 update: Packard engine data added. No need to go too crazy yet with the glue. DIY And Crafts. Specifications, 1942 Elco 80' Patrol Torpedo (PT) Boat Manufacturer Elco Naval Division of the Electric Boat Company, Bayonne, New Jersey Length Per the Navy build manual: Length overall, extreme: 80' 3" (963") Per Elco drawings: The deck stringers are 1/8" x 1/2" strip of balsa, cut from a sheet. Before beginning work on the bulkheads all center lines need to be transferred to the balsa. Chart house roof: 3.5" in 8' 3" according to Elco drawing 3231, Construction Of Bridge And Chart Room Trunk. The RC PT boat hull will start to take shape in this installment. Three pieces of tape - front, middle and rear. I lined up the upper edge until flush with the upper edge of the deck stringers, and the lower edge lined up with the chine shelf. They were considered expendable and 260 were built serving in most parts of WW11. Where height equals the camber and width equals the given "in" dimension. Depth measurements are from the plans horizontal base line which is slightly below the lowest part of the planked hull. You'll find answers to your questions, new friends and everything from A â¦ The benefits including more material, thus less risk sanding through, and less prone to show bumps etc. If you have a desire to drive the real thing, both Huckins and Higgens continued to build pleasure boats on the â¦ Perhaps the most notable 80-foot PT boat was PT-109, commanded by future president John F. Kennedy.In the film PT 109, the "Elco" script logo can be seen on the cockpit throttle housing in several scenes.. At the end of the war, the company merged with its sister company, Electric Boat, under John Jay Hopkins.In 1949, Electric Boat â¦ The best way to fix it is to extent the slots that interlock the three pieces just a fraction and go back and forth - fit again etc. There wasn't much to go by, so I eye-balled it in place. If there is a bow or bias side to side or front to back - nobody will ever know. These individual WW2 PT Boat drawings are ideal for the model builder to get . PT boat armament soon went beyond the early standard-issue weaponry for many boats were modified in-the-field with a plethora of impressive armament arrangements. As mentioned, it is supposed to be angled outward towards the rear. Otherwise you run the risk of knocking out bulkhead #3 completely. I laid the two halves out side-by-side, center line to center line, and face down. Boatbuilder Forum. PT boats played an important part in our effort to win in the Pacific and Mr. Andruss has written and important book showing the effort to build these wonderful naval vessels. After lining them up so stem and stern were even from side to side I taped the two halves together. Next I dry-fit the stem piece and two foremost bulkheads together and placed them on a flat surface to check it. How flat? The excellent 20-page, 52-step instruction booklet offers two build options: as a 1942 newly built boat in Navy gray or as the dark green scavenged boat at the time of its sinking on August 2, 1943, with a 37mm antitank gun mounted on the â¦ 1. On the night of Aug. 2, 1943, the Japanese destroyer Amagiri caught PT-109 idling in a strait off the Solomon Islands and rammed the smaller vessel, â¦ 4. The following pitch and diameter information is based on PT historian Andy Small's research. After the glue was set, I inspected my work so far. Instead, it is important to transfer lines such as bulkhead locations and center lines directly to the wood before removing the paper templates. I took a few strokes with the plane and checked my progress from side to side. Since the transom is at an angle it is important to have the deck stringers overshoot the chine shelf by a couple of inches. All US Navy Motor Torpedo Boats (PT Boats) of World War II; listed by class, with descriptions and links to pages for individual boats. 20' - 10 3/4" (250.75") extreme beam at outside of guard. It is also better to stop too soon and finish up with a long sanding block. The overall look of the kit was a pretty good representation, but the glaring eyesore was an overdone wood planked deck. Technically the stem post ends at frame 9 and the keel begins. That I deemed "flat enough". GENE KIRKLAND'S pt boat website, United States Navy PT Boats â¦ This isn't really necessary. I then moved along attaching the third, fourth etc. Next the transom was attached. They are asking $1,000,000 for the refurbished boat. Here is a tip: Whenever a left and a right hand part is to be bent in place, it is best to attach both sides simultaneously. PT KING - PT Boat Books - U.S. Navy PT Boats of World War II - PT 109. The diameter of the propellers shall not exceed 30 inches. The most important is to stay away from any building surface with a twist in it. The following specifications were derived from Elco drawings, the Navy build manual, reference books, and the net. In September 1914, Hickman completed plans for a 50-foot (15 m) "Sea Sled" torpedâ¦ Since the bending will induce stress in the rest of the assembly, I placed some weights on the chine shelf assembly to hold it down flat on the work surface. Three pieces of tape - front, middle and rear. I was confident the stem piece was on center, so I let that guide me. One half now still have the paper template attached. Pitch: 28". Building the Revell PT 579/588 The Elco was the prominent boat used in the Pacific, and it came into its own as a gunboat. For the sides, all high spots need to be taken down and the bulkheads being given an appropriate taper for the balsa skin to sit flat against. When sanding balsa, you have to be careful not to take too much. PT Boat; Dumas; By popeye the sailor, December 15, 2020 in - Kit build logs for subjects built from 1901 - Present Day. Elco Naval Division of the Electric Boat Company, Bayonne, New Jersey. I attached them with a light dab of CA glue. So it took a little fiddling around until I got it right. Weight: 61 pounds. Explore. The PT Torpedo Boats of WWII were a new idea at the time. 80 or 120 grit does the trick. Get them at the Plan Store. 2. Let me say this first, it may be tempting to remove the paper templates at this point. See the Hull page for details. They used 3 Packard V12 engines for more than 300+ horsepower. The base line is parallel to the water line. Multiply 8 by the height. Next I carefully flipped the chine shelf over. I'm no different. I did recently find reference to a quantity of 11 British style Fairmile-B boats having been built at Lars Halvorsen's boat works in Ryde in N.S.W. The Porpoise was an old PT boat. I laid the two halves out side-by-side, center line to center line, and face down. They were designed to to speed in on ships, fire their torpedoes and then high tail it out of harms way. Our collection includes sail boats, tall ship building kits, scale model boat kits, historical ships, and wooden yacht model kits. Pitch = inches traveled per revolution (with no slip) and relates to the blades angle to the hub. Woodworking. In part one, I cut out the structural parts. It is located between station 0 (68") to station 10 (948"). These are the curvature of surfaces. Before going any further, realize this is the 1:32 scale plan at double the size, so the propeller shaft, rudder, motor etc shown on the plan are not necessary realistic for this sizâ¦ Iâm sorry I donât have too many pictures hereâ¦ but essentially fairing â¦ Just enough glue to secure it, but no more than what I feel I can recover from if I change my mind. 11, 2 officers and 9 enlisted men, 1945: 17, 3 officers and 14 enlisted men. I also let symmetry take priority. The RC PT boat hull will be planked with a skin of 1/16-inch balsa. This is easily done with a razor blade or X-acto knife. The boats were built of plywood, so they could be manufactured quickly,and repaired even faster. This was my third venture building a PT-103 series Elco eighty foot PT Boat with the 1/72nd scale PT-109 kit by Revell and photo-etched parts manufactured by White Ensign Models. 100% line-to-line fit is not necessary. 100% line-to-line fit is not necessary. A few light strokes and checking your progress is the best approach. There were apparently PT Boat bases in Cairns and Darwin but I am unable to find any definitive details of these. . The way I did it was by attaching them (lined up symmetrically) in the stem and fixing them as usual with a dab of glue. As you can see on the picture, I took good care to make sure the stem support piece (on the hull center line) is evenly tapered to the left and right. First I cut them a few inches too long and dry fit them. Deck sheer: 4.5" in 21' according to Elco drawing 3086, Type Sections, and Deck Framing drawings. While trying to position these stringers, I had to bend them in place. Again, I let the assembly sit for a while. A dab of glue - it seems to have worked out well enough. There were four or five others scattered around the country, in museums and up on blocks here and there, but the vast majority of the hundreds of PT boats built for World War II ended up dragged up on beaches â¦ Wood Projects. Such a test shall be repeated as conditions of loading or design changes require. Then I took some CA glue and placed a few drops along the joint. It looked alright. The boat is owned by PT Boats, Inc., a World War II PT veterans organization headquartered in Germantown, Tennessee. Plans for the model PT Boat are in Adobe .pdf format and are 300kb in size with 6 large format pages. After closer inspection, I again applied a generous amount of CA to secure them. Building the Italeri Elco PT Boat 1:35 Scale: Part One Les Rogers Brief History The Elco 80 PT Boats were built of wood using laminated spruce, white oak and mahogany and covered with fir plywood. Specifically, it was the PT-658 â the only World War II-era PT boat still floating. Prior to the American involvement in World War 2, the USN did not field a PT boat squadron. For a recap of part one of this PT 109 build, follow this link. What type of yachts does PT build? This is measured at the designed water line, or where the water will be with the designed load on the boat. Want plans for this project? Here I'll focus on the assembly of these parts and preparation for the side planking. The last stringer was along the shear line from transom up to third bulkhead. The bulkheads should be prepped for the stringer to sit flush and even to the outside edge of the bulkheads. See the pictures above. Similarly, avoid material that are twisted, especially for early assemblies like the frame. 5' - 3", 5' - 6" 1945. John F. Kennedy, future 35th president of the United States. Slow and steady does it. ... What a great build Denis - I have brought my chair and a â¦ PT boat duty was very dangerous aâ¦ Deck hatch: 0.25" in 23.5" according to Elco drawing 3470 20" X 24" Hatch Frame And Cover. His research shows that Elco 80' boats were equipped with 28" diameter propellers until PT 613 (direct drive boats) which used 29" diameter propellers. Hammacher Schlemmerâs catalog is subtitled: âOffering the Best, the Only and the Unexpected for 164 years.âOne item for sale certainly qualifies as âunique.â They currently list for sale the World War II PT-728, the only PT boat in existence licensed by the U.S. Coast Guard for carrying passengers. PT 109 was one of the hundreds of motor torpedo boats (PT) of the PT 103 class completed between 1942 and 1945 by Elco Naval Division of Electric Boat Company at Bayonne, New Jersey.The Elco boats were the largest in size of the three types of PT boats built for U.S. use during World War II. (a) Propeller test. SECTION S8, TRIAL REQUIREMENTS: Radius = 351.786". PT boats - built of wood - held inherently potent firepower and were, by and large, much cheaper to produce than her larger steel sisters. The following data are for information only: In my opinion there is not enough detail to build a model from this "plan" I am very dissapointed as I have always wanted to build a large PT Boat. Fairing. First the deck stringers has to be taken down to the shape of the deck sweep. Revell PT-109 PT Boat Commanded by JFK 1:72 Scale Plastic Model Kit 85-0310 5 out of 5 stars (2) 2 product ratings - Revell PT-109 PT Boat Commanded by JFK 1:72 Scale Plastic Model Kit 85-0310 For example, using the deck sheer specs, when the beam of the hull is 21' the sheer (outer edge of deck) will be 4.5" lower than the deck centerline. The trickiest part was where this stringer meets the one already in place at bulkhead #3. At the outbreak of war in August 1914, W. Albert Hickman devised the first procedures and tactics for employing fast maneuverable seaworthy torpedo motorboats against capital ships, and presented his proposal to Rear Admiral David W. Taylor, the Chief of the US Navy's Bureau of Construction and Repair. In this step it is important not to go too fast, and to hold the plane horizontal. Day room roof: 3.5" in 8' 3" according to Elco drawing 3230, Construction Of Cabin Trunk. Saved from pt-king.gdinc.com. PDF files, as I've learned, are a bit quirky when it comes to enlarging, so being stuck between a lack of control and a sense of responsibility I created this plan set. Note that the Navy build manual is a later version of the 103 class manual, for PT 565-624, and that there could be numeric typos from the character recognition program used for converting the manual to the web. Once happy I gave the stem piece and second bulkhead the same treatment.