What are marine bollards?
Marine bollards are a simple and cost-effective way to fulfill mooring requirements and safely secure vessels alongside jetties, berths, wharves, and dolphins in ports and harbors.
What is the use of bollards in ship?
A bollard is a short post, especially one used for mooring a boat. If you visit a working harbor, you’ll see many bollards. Bollards are known for being especially sturdy, strong enough that a boat securely moored there can’t be blown or tossed around.
What are mooring bollards made of?
Ductile iron, cast steel and stainless steel are some of the main materials used to make marine bollards. Generally, design of a bollard should have a thicker diameter at the top (head / tip of the structure) to make it harder for the mooring lines to escape accidentally.
What are the posts on a wharf called?
Bitt bollards, or just bitts, are a venerable mooring bollard shape. It is often cross or lower-case t shaped, featuring a pole with two pegs jutting from either side. Bitts likely inspired the first cannon bollards to be buried on the wharf, in which trunnions acted as the side pegs.
How many types of bollards are there?
Traffic bollards come in four main types: Embedded Bollards. Surface Mounted Bollards. Rebounding Bollards.
What is a mooring post bollard?
Mooring bollard is a vital component of any mooring system. It is the anchor point for mooring lines to be fixed in order to secure the vessel. It is usually a short post on a quay / jetty. Since the beginning of maritime history, people has been using wooden posts or iron structures for this purpose.
What is another name for bollard?
In this page you can discover 11 synonyms, antonyms, idiomatic expressions, and related words for bollard, like: bitt, lamppost, kerb, railing, gantry, fence, kerbstone, roadway, handrail, pavement and lamp-post.
Why are bollards so strong?
They are typically made from synthetic plastic or rubber that is stiff on its own, but pliable under the weight of a car or truck. When struck, flexible bollards give way to some extent, reducing damage to vehicles and surrounding surfaces, and return to their original, upright position.
What is a mooring post called?
Bitts are paired vertical wooden or metal posts mounted either aboard a ship or on a wharf, pier or quay. The posts are used to secure mooring lines, ropes, hawsers, or cables.
How deep should a bollard be buried?
The correct depth to bury a bollard fluctuates depending on engineering requirements and the desired mounting method. Fixed bollards using in-ground pipe mounting methods generally require a minimum of 24 inches up to 48 inches of concrete embedment below grade.
What is the difference between Bitts and bollards?
Bollards: are generally referred to short posts on the quay / jetty used to secure Ship’s Mooring Lines. A single bitt on ships may also be referred to as a bollard around which the eye of the rope is attached.
Can I put a bollard on my drive?
So long as it is a private road, yes you can. To give you a high level of access control, we recommend you allow for a drive through gap between each bollard of 1.3 – 1.5 mtrs. One thing you should bear in mind is the emergency services.
Do bollards stop cars?
Unlike other types of barriers, such as fences or large concrete blocks, security bollards can restrict vehicle access while allowing clear pedestrian flow.
What to do if you crash into a bollard?
If you hit a stationary object, such as a lamppost, bollard or parked car, you’ll need to stop your vehicle and be prepared to give your details to anybody who asks for it.
How much force can a bollard take?
At the high-end, Bollards are constructed to completely stop most vehicles; a “Defense” Bollard can withstand up to 300,000N and continue to operate (i.e. a truck traveling at high speed).
What can I use for dock posts?
If you need to install posts in the water for a dock or a pier, measure and cut pilings made of pressure-treated wood. The pilings should be the length you need to support your structure, plus an extra 4-6 feet that you can bury in the ground.
What is a marine mooring bollard?
The marine mooring bollard is a post used on ship’s deck or quay. It is a simple and cost-effective way to fulfill mooring requirements and safely secure vessels alongside jetties, berths, wharves and dolphins in ports and harbors. It is welded by qualified steel tubes with plates.
What size dock bollards do we manufacture?
We manufacture a full line of dock mooring bollards ranging from 15 Ton all the way to 300 Ton SWL (Safe Working Load). We also offer marine paint systems and anchor bolts to ensure your project is seamless. To view all of our bollards, peruse our drawings below.
Why are bollards so important for Marina safety?
Because of the potential danger posed by large bodies of water, the security of sturdy, fixed bollards are critical to keeping the marina safe—bollards like these can prevent cars from accidentally driving or drifting into the water.
What is Anvil bollards?
Bollards The Anvil Series of mooring bollards was designed utilizing Finite Element Analysis and confirmed with physical testing and engineering calculations. The Anvil Series is a strong design developed with expert analysis and is proven with physical testing. It incorporates preferences found in the North American Market.