A31

Main

Appendages
Keel : fin without bulb
Category
Cruiser-racer sailboat
Construction
GRP (glass reinforced polyester): - Hull: Single skin fiberglass polyester (vacuum infusion) - Deck: Sandwich PVC fiberglass polyester (injection molding process)
Country
France
EC design category
A
First built hull
2009
Helm
Single tiller
Hull type
Monohull
Last built hull
2017
Model
A31
Rudder
Single spade rudder
Sailboat builder
Archambault||BG Race
Sailboat designer
Joubert Nivelt Design
Standard public price ex. VAT (indicative only)
About 103 000 € (2017)
Trailerable
No
Unsinkable
No

Dimensions

Ballast type
Lead
Ballast weight
1350.0
Beam
3.23
Draft
1.9
Hull length
9.55
Light displacement (MLC)
3150.0
Overall length
9.55

Sails

E
4.06
Genoa area
23.0
I
12.11
J
3.67
Mainsail area
28.5
Mast configuration
Keel stepped mast
Number of levels of spreaders
2
P
12.08
Rigging type
Sloop Marconi 9/10
Rotating spars
No
Spars construction
Aluminum spars
Spreaders angle
Swept-back
Upwind sail area
51.5

Engine

Engine(s)
1 inboard engine
Engine(s) power
14.0
Engines amount
1
Fuel tank capacity
40.0
Fuel type
Diesel

Performance

Ballast ratio
43.0
Displacement-length ratio (DLR)
100.56
HN (French rating)
26.0
Upwind sail area to displacement
23.97

Accomodation

Berth(s)
4
Berth(s) max
6
Cabin(s)
2
Cockpit
Open aft cockpit
Freshwater tank capacity
100
Fridge/ice-box capacity
40.0
Head headroom
1.7
Head(s)
1

Saloon

Berth length
1.87
Berth width
0.55
Maximum headroom
1.82

Fore_cabin

Berth length
1.98
Berth width
1.2
Maximum headroom
0.87

Aft_cabin

Berth length
1.93
Berth width
1.45
Maximum headroom
1.7
The A31 is a sailing boat designed by the French naval architect, Marc Lombard. It is a performance cruiser that offers a balance between speed and comfort. Here are some key features and characteristics of the A31 sailing boat:

1. Design: The A31 has a sleek and modern design with clean lines and a low-profile coachroof. It features a wide transom and a plumb bow, which enhances its performance and stability.

2. Construction: The boat is typically constructed using a fiberglass hull and deck, which makes it lightweight and durable. The materials used ensure a strong and rigid structure, allowing for efficient sailing.

3. Size: The A31 has an overall length of around 9.5 meters (31 feet) and a beam of approximately 3.3 meters (10.8 feet). It falls into the category of a mid-sized sailing boat, suitable for both coastal cruising and offshore sailing.

4. Performance: The A31 is known for its excellent performance under sail. It has a modern hull shape with a deep keel and a balanced rudder, which provides stability and maneuverability. The boat is designed to be easily handled by a small crew, making it suitable for both experienced sailors and those new to sailing.

5. Interior: Despite its performance-oriented design, the A31 offers a comfortable and functional interior. It typically features a spacious saloon with a well-equipped galley, a navigation station, and a dining area. There are usually two double cabins, providing accommodation for up to four people, along with a separate head (bathroom) compartment.

6. Deck layout: The deck layout of the A31 is designed for efficient sailing and ease of handling. It typically includes a large cockpit with comfortable seating, well-positioned winches and controls, and a clear deck space for moving around safely.

7. Rigging: The A31 is usually equipped with a fractional rig, which allows for a versatile sail plan. It typically features a mainsail and a genoa, along with the option for a spinnaker or a gennaker for downwind sailing.

8. Options and customization: The A31 offers various options and customization choices to suit individual preferences. These may include different interior layouts, keel configurations, rigging options, and additional equipment.

Overall, the A31 sailing boat is a well-designed and versatile cruiser that combines performance, comfort, and ease of handling. It is suitable for both short coastal trips and longer offshore passages, making it a popular choice among sailors looking for a balance between speed and comfort.

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