CANNONS

• Latitude: 27.4225
• Longitude: -82.6683
• Gulf of Mexico
• Marina in US

Location: US

The term "marina cannons" can be a bit ambiguous as it could refer to either historical naval artillery, decorative cannons found at marinas, or more modern, functional signal cannons used for communication and ceremonial purposes at marinas. To help clarify, I'll outline a description and specification for a more modern type commonly found at marinas in the U.S.: the marina signal cannon.

Marina Signal Cannons

Description

Marina signal cannons, often used for ceremonial or signaling purposes, are small, robust cannons typically made from high-quality materials such as brass, stainless steel, or iron. These cannons are usually mounted on a wooden or metal carriage and are designed to emit a loud sound when fired to signal various events, such as the beginning of a regatta, sunset, or other maritime traditions.

Specifications

1. Material

   • Barrel: Often made from cast brass, stainless steel, or iron for durability and resistance to corrosion from the marine environment.
   • Carriage: Typically made from hardwood (such as oak or mahogany) or marine-grade metal to withstand outdoor conditions.

2. Dimensions

   • Barrel Length: Usually ranges from 12 to 24 inches.
   • Bore Diameter: Typically about 1 to 2 inches, depending on the size of the signal charge used.
   • Overall Weight: Can range from 20 to 100 pounds depending on materials and size.

3. Firing Mechanism

   • Priming Method: Modern units often use blank charges, black powder, or small explosive caps.
   • Ignition: Manual lanyard pull, electronic ignition, or percussion cap systems.

4. Sound Level

   • The emitted sound level can reach around 120-150 decibels, sufficient to be heard over long distances.

5. Safety Features

   • Reinforced breech to contain explosive force.
   • Safety lanyard or remote firing mechanism to keep operators at a safe distance.
   • Constructed in accordance with safety standards provided by relevant authorities (like the US Coast Guard).

6. Usage

   • Ceremonial: Often used during flag raising/lowering ceremonies, opening/closing of events, or yacht club traditions.
   • Signaling: Used to signal the start or end of races, to mark hourly time signals, or to communicate between vessels.

7. Mounting

   • Usually mounted on a wheeled carriage for ease of movement.
   • Portable units are also available, which can be secured to fixed points on docks or piers.

Examples of Usage

• Ceremonies: These cannons are fired during special events such as Independence Day celebrations, maritime festivals, or yacht club ceremonies.
• Races: They mark the start and finish of sailing races.
• Time Signals: Fired at sunset or other predetermined times, often as a part of marina traditions.

Compliance

Ensuring compliance with local laws and regulations is critical. For example, the U.S. Coast Guard and local law enforcement agencies may have specific guidelines on the use of signal cannons, including safety protocols and noise ordinances.

Conclusion

Marina signal cannons are an important and historical tool used in maritime communities for both functional and ceremonial purposes. Their specifications can vary widely, but they are generally built to be durable, loud, and safe when used according to manufacturers' guidelines and legal requirements.