Ferrocement or ferrocement is a system of construction using reinforced mortar or plaster lime or cement, sand and water applied over an armature of metal mesh, woven expandedmetal or metalfibers and closely spaced thin steel rods such as rebar. Ferrocrete ferrocrete is a form of reinforced concrete using closely spaced multiple layers of mesh andor small diameter rods completely infiltrated with, or encapsulated in, mortar synthetic compound composed of a mix of metallic alloys, ceramic polymers and stone has high density and. Ferrocement a wonderful material ferrocement is an engineered material whose strength is very high more than that of its ingredients. This professionally built australian registered hartley norsk 34 design ferro yacht is on the hard in. The ferrocement educational network is a noncommercial, notfor profit, educational organization. Ferro cement boats are made with cement, not concrete. I have just completed scraping my 50 ft tahitian back to the bare ferro hull. This site is devoted to the promotion of ferroboats as well as a base for all matters ferro in the boating world. Nov 17, 2015 page 1 of 8 epoxying my ferro hull posted in ferrocement boat owners association.
Ferrocement the concept of the use of fibres to reinforce brittle materials dates back to back ancient constructions built in india using mud mud walls reinforced with woven bamboo mats and reeds. Coordinator, ferro news a quarterly newsletter for ferro cement boat owners all boats whether they be constructed from ferro cement, steel, grp, or timber require good protection from the harsh environment in which they float salt water. The fen is dedicated to serving educational needs in the field of ferrocement also spelled ferro cement and ferro cement. For boats where weight is a very major concern it doesnt work compared to simple steel welded with a cheap stick welder. Abstract ferrocement is a composite material consisting of wire mesh or. Ferrocement or ferrocement is a system of construction using reinforced mortar or plaster lime. But we do know mick and bee who have been sailing their gaffrigged ferrocement sailboat hannah for many years, though weve never asked them for their thoughts on ferrocement.
Ferrocement boat building manual volume 1 boat design net. These are better referred to by terms describing their actual contents. Compared to traditional construction, the cement is reinforced with more steel or fiber at a closer spacing. Ferrocement boat building manual volume 3 boat design net. A manual of ferrocement boat building john samson, geoff. Ferrocement is the name given by english speaking people to a boat building method using steel wires covered with a sand and cement plaster, patented in 1855 by the french, who called it ferciment. The ferrocement results in a composite material obtained by reinforcing the cement mortar with steel fibres in the form of. The society of protective coatings extensive links welded wire mesh mcnichols company distributes high quality welded wire. The finished craft has some real advantages over conventionally constructed boats. Research paper on use and different types of pozzolans. Professionallyfinished, fair and graceful ferro cement hull and deck. Back on the market due to time wasters no time wasters or daydreamers listing for rolling stone a 1976 built ferro cement ketch, currently ashore in lymington, hampshire uk uk registered.
I have surveyed everything from ferrocement vessels to commercial concrete barges. The company grew quickly and sold ferro cement boat plans to dreamers all over the world. This ferro cement gaff cutter 32 has been personally photographed and viewed by suzzanne mcdonald of boatshed medway. When used in house construction in developing countries, it can provide better resistance to fire, earthquake, and corrosion than traditional materials, such as wood, adobe and stone masonry. Explore 5 listings for ferro cement boats for sale uk at best prices. Basically, a ferrocement yacht is usually a dream concocted in the mind of an amateur boat builder who has seen pictures of a hull under construction, or has seen a boat such as the 52 foot cutter awahnee. Hence the normal ferrocement yacht hull survey consists of a very careful visual inspection for signs of rust, cracking or swelling on the. Ferro cement also called ferroconcrete is a rich or composite mortar plaster applied to both sides of a thin and well distributed reinforcement layer usually a layer metal mesh and closely spaced thin steel rods. This document has not been checked for errors and is provided for general.
Marine survey scope sailing vessels ferrocement ferrocement vessels are constructed using an internal steel armature which usually cannot be inspected as it should be totally buried in the cement skin. It can be used in combination with plain cement concrete or reinforced cement concrete. If ferro was just as good as ordinary steel and best of all cheaper, we would see many ferro cement boats and ships. A ferrocement construction has only 10 to 25% of the weight of a comparable construction made of bricks the economic advantage of ferrocement structures is that they are stronger and more durable than other traditional building methods. Ferro is very tough certainly not vulnerable to impact failure. This 62 ketch rigged ferro cement sailing yacht was home built in 1976 on the river yar in yarmouth, isle of wight. This 62 ketch rigged ferrocement sailing yacht was home built in. I have surveyed everything from ferro cement vessels to commercial concrete barges. This page is for anyone who has an interest in ferro cement boats but particularly the designs of richard hartley. Basically, a ferrocement yacht is usually a dream concocted in the mind of an amateur boat builder who. Ferro concrete has relatively good strength and resistance to impact. The fen is dedicated to serving educational needs in the field of.
Ferro cement boat building manual volume 2 view as html pdf 25 mb ferro cement boat building manual volume 3 view as html pdf 32 mb always employ and consult appropriate professionals to verify all details. It is estimated that more than 80% of all amateur owner built monohull boats that have made extended ocean voyages, are of ferrocement construction. Ferrocrete ferrocrete is a form of reinforced concrete using closely spaced multiple layers of mesh andor small diameter rods completely infiltrated with, or encapsulated in, mortar synthetic compound composed of a mix of metallic alloys, ceramic polymers and stone has. Repairing ferro cement hulls ferrocement boat owners. Get an email alert for new ads matching your search. Ferro cement is the name given by english speaking people to a boat building method using steel wires covered with a sand and cement plaster, patented in 1855 by the french, who called it ferciment. An epoxy mortar is worked into the old edges and fre. Boats made with ferro cement second hand 22 ferro cement boats for sale.
Repairing ferrocement hull damage concrete construction. Epoxying my ferro hull ferrocement boat owners association. A fast method of repair is to knock out broken pieces with a hammer until the mesh is completely free of all loose particles. Ferrocement or ferro cement is a system of construction using reinforced mortar or plaster lime or cement, sand and water applied over an armature of metal mesh, woven expandedmetal or metalfibers and closely spaced thin steel rods such as rebar. This document has not been checked for errors and is provided for general reference purposes only. The construction method chosen was the inverted wooden mold. Jul 03, 2017 hi all i had a bit of spare time last weekend and ended up looking up ferro cement boats on the net something that surprised me was that a few web sites said that the optimum hull thickness was 58 of a inch using 14 inch steel bar for the frame with 4 layers of mesh on either side of the bar and a 18th of a inch of plaster over the steel work but it also said that a lot of home builders. The company grew quickly and sold ferrocement boat plans to dreamers all over the world. Time has proved the method to be the best in almost every aspect. Pdf two designs of multipurpose ferrocement construction panels were. This volume deals with the construction in ferrocement of a 65foot 19. Nothing changes, but if you mix water in soil it become a mud.
If you come here often, you should tell us and the whole world, really about yourself in the bio section of your profile. Back on the market due to time wasters no time wasters or daydreamers listing for rolling stone a 1976 built ferrocement ketch, currently ashore in lymington, hampshire uk uk registered. Apart from strip plank construction it is the only viable method for building large roundbilge boats economicaly within amateur capability. Is it satisfactory to use standard ferrocement methods to repair a hole in a ferrocement boat. The ferrocement process seems ideally suited for that large. It is the cheapest and easiest form of construction for boats over 25 ft. Feb, 2016 ferrocrete material and construction methods 1. The ferro in ferro cement is important it overcomes the brittleness of the cement. Page 1 of 2 repairing ferro cement hulls posted in ferrocement boat owners association. Sep 29, 2015 page 1 of 2 repairing ferro cement hulls posted in ferrocement boat owners association. Note especially the repairability and the fire resistance of ferrocement construction.
The components of ferrocement are portland cement, sand, water and reinforcing steel, which is referred to as the armature. Applications of ferrocement in construction is vast due to the low self weight, lack of skilled workers, no need of framework etc. Reduced spacing yields uniform force dispersion and increases strength. Cemex uk sorryi know this is a nz forum make a cement called cemex rugby sulphate which is a highly sulphate resistant. Comparison study of aluminum, ferrocement, and fiber.
Some of the info seems to be out there but is sometimes is difficult to find 1. In the 1970s designers adapted their yacht designs to the then selfsame popular backyard building outline of building a sauceboat exploitation ferrocement. We have no experience with ferrocement boats, other than hearing that they do not handle abrasion well. Once the reinforced or ferro cement sets up, youll have a seaworthy hull thats both dirtcheap and virtually maintenancefree.
Find your ideal boat boat, compare prices and more. By concrete construction staff download the pdf version of this article. Surveys to determine layup can be done readily with xray equipment. Ferro cement is more versatile than rcc and can be formed into simple or compound curves. The italians called the method of construction ferro cemento. It is estimated that more than 80% of all amateur owner built monohull boats that have made extended ocean voyages, are of ferro cement construction. The hull was professionally built and is very smooth. Ferrocement in construction structural engineering forum of india. Ferro cement is suitable for the construction of roofingfloor elements, precast units. Comes with fully battened main with the dutchman furling system built in. Johns book, the new way of life, encouraged countless numbers to throw off the shackles of working life, build a boat and sail off to the south pacific. Has a cutter ketch rig, and balances very easily with or without using either the mizzen or the staysail. Ferro cement boat building australia uk usa pdf diy.
Explore 3 listings for ferro cement at best prices. Secondhand ferrocement 63 ketch with ford 115hp desel engine, 18. The increasing cost and scarcity of durable boat building timbers have affected the construction of fishing crafts around the world. Ferrocement superinsulated shell house design and construction. This page is for anyone who has an interest in ferrocement boats but particularly the designs of richard hartley. Page 1 of 8 epoxying my ferro hull posted in ferrocement boat owners association. But we do know mick and bee who have been sailing their gaffrigged ferro cement sailboat hannah for many years, though weve never asked them for their thoughts on ferro cement. Boat, yacht and parts for sale, john alden design substantially complete long keel ketch or junk rigged new. Basically, a ferro cement yacht is usually a dream concocted in the mind of an amateur boat builder who has seen pictures of a hull under construction, or has seen a boat such as the 52 foot cutter awahnee. Its only drawback is that it is a more time consuming construction process than methods b and c. However ferrocement boats are rare, almost oddities.
Hartley ferro cement boat owners association facebook. This improvement has lead to the construction of a high. Today we are going to learn the similar technique of construction called ferrocement technique. The construction method demonstrated is the upright. Secondhand ferrocement 63 ketch in hampshire united kingdom. A particularly fair ferrocement vessel, the staysail schooner rich harvest. Fulllong keel classic samson cstrutter design by cece norris.
Professionallyfinished, fair and graceful ferrocement hull and deck. The designer and builder should be fully aware of the need for information early on in the hull construction phase in order to. Ferrocement fc is a form of thinshell construction that uses standard portland cement, usually mixed with plaster sand. Ferrocement 63 ketch in hampshire sailboats used 01101. Ferrocement boats for disaster mitigation in coastal orissa seeds. Ferro cement being a thin material single piece panel of size up to 4. Hartley boats has the widest range of boat plans for sail boats, power boats, catamarans and trimarans, dinghys and small craft, canoes and kayaks, surfboards and surf skis, vintage power boats, self steering capabilities and trailers. Ferrocement construction reinforced concrete concrete. Technical data sheet of the secondhand sailboats for sale. Jul 01, 20 ferro cement boat building ferro cement boat building ferro cement ferro cement boat building mass ferro cement boat building manual mass view eastern samoa hypertext markup language pdf 54 mb. Note especially the repairability and the fire resistance of ferro cement construction. Selfreliance handbookferrocement construction wikibooks. An amateur rush to diy boat building in the 1970s and 80s, pushed by the.
I will post a vid next weekend so everyone can see heres my question. The particulars herein are intended to give a fair description of the vessel but are not guaranteed as accurate. The metal commonly used is iron or some type of steel. Applications and advantages of ferrocement in construction ferrocement is a construction material consisting of wire meshes and cement mortar. Ferrocement construction refers to a specific style of steel and.
But we do know mick and bee who have been sailing their gaffrigged ferrocement sailboat hannah for many years, though weve never. Always employ and consult appropriate professionals to verify all details. Is it satisfactory to use standard ferro cement methods to repair a hole in a ferro cement boat. Hi all i had a bit of spare time last weekend and ended up looking up ferro cement boats on the net something that surprised me was that a few web sites said that the optimum hull thickness was 58 of a inch using 14 inch steel bar for the frame with 4 layers of mesh on either side of the bar and a 18th of a inch of plaster over the steel work but it also said that a lot of home builders. Hartley 33ft ketch yacht with payment plan pay off to own no deposit about the vessel well known design the hartley 33ft ferro cement cruising 2 masted ketch allo masts this vessel has been an australian registered ship overseas voyages she has been fitted with auto steering has standing head room private electric toilet area with shower and. How to build a boat out of ferrocement diy mother earth. Construction of a ferrocement structure begins with an understanding of the material, even a preliminary artistic sketch rests upon the artists feel for what is possible with a sculptural material. Ferro cement is a highquality material whose simple constituents and formations make it usable for many construction purposes in even the most underdeveloped societies. How to build a boat out of ferrocement diy mother earth news.
The british, new zealanders and canadians who promoted the method for amateur construction called it ferro cement, often referred to as concrete. Ferrocement boats are made with cement, not concrete. Singh originally published in sustainability tomorrow july 07. The components of ferrocement are portland cement, sand, water and reinforcing steel, which is.