G&S 30

The G&S 30 is an American sailboat that was designed by Graham & Schlageter as an International Offshore Rule Half Ton class racer and first built in 1979.

Production
The design was built by a number of builders on a custom basis, including at least three built by Shea Marine.

Design
The G&S 30 is a recreational keelboat, built predominantly of fiberglass and wood. It has a fractional sloop rig, a raked stem, a sharply reverse transom, an internally mounted spade-type/transom-hung rudder controlled by a tiller and a fixed fin keel. It displaces 5650 lb and has lead ballast.

The boat has a draft of 5.30 ft with the standard keel.

The boat may be fitted with an inboard engine or a small outboard motor for docking and maneuvering.

The design has a hull speed of 6.43 kn and PHRF racing average handicap of 144.

Operational history
The boat is supported by an active class club that organizes racing events, the Half Ton Class.