The Lemsteraak 12.10 is a distinguished representative of the traditional Dutch "platbodem" (flat-bottomed) sailing tradition, specifically refined for modern recreational use and competitive racing. Originally developed in the 19th century as a robust fishing vessel in the Lemmer region of Friesland, the 12.10m variant transitioned into a prestigious yachting class characterized by its rounded bow, heavy steel construction, and distinctive leeboards. Builders such as Skipshelling I. Blom en zn have been instrumental in standardizing this size, which strikes a balance between the agility required for inland waterways and the stability needed for the Wadden Sea. Modern iterations of the 12.10 are often designed by naval architects such as Hoek Design or D. Blom, who have optimized the traditional hull forms using computational fluid dynamics to improve speed without sacrificing the vessel's historical aesthetic.
Lemsteraak Lemsteraak 12.10 Information, Review, Specs
- Make
- Lemsteraak
- Model
- Lemsteraak 12.10
- Builder
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- Designer
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- Number Built
Sailing Performance & Handling
Sailing a Lemsteraak 12.10 is a departure from modern fin-keel yachting, characterized by a heavy displacement that typically ranges between 16,000 kg and 19,000 kg. This mass, combined with a flat bottom and a very shallow draft of approximately 0.85m to 1.00m (with leeboards raised), allows the vessel to "dry out" on sandbanks—a primary feature for cruising the Dutch Delta or the Wadden Sea. To counteract the lack of a deep keel, the 12.10 employs large wooden leeboards. These are lowered on the leeward side to provide the necessary lateral resistance when sailing close-hauled.
The rig is almost universally a gaff-mainsail with a curved "papegaaienstok" (gaff) and a large jib, often supplemented by a flying jib (kluiver). According to technical documentation from the Stichting Stamboek Ronde en Platbodemjachten (SSRP), this sail plan creates significant power at low speeds, making the 12.10 surprisingly fast in light to moderate winds despite its weight. Handling requires a skilled hand at the tiller; the boat tracks well but possesses considerable inertia. Most modern versions are equipped with hydraulic mast-lowering systems, allowing them to pass under bridges as low as 2.50m, significantly expanding their inland cruising range.
Interior Comfort & Variations
The Lemsteraak 12.10 is produced in two primary configurations: the Roefaak (deckhouse version) and the Visserman (fisherman version). The Roefaak variant is the more common choice for long-distance cruising, featuring a raised deckhouse that provides generous standing headroom—often reaching 2.00m—and panoramic views from the saloon. This layout typically includes a large galley, a U-shaped or L-shaped dining area, and multiple cabins. In contrast, the Visserman version prioritizes an expansive, open cockpit for active sailing and competition, with a lower profile and more basic interior accommodations located under the foredeck.
Sibling models on similar hull designs include the smaller Lemsteraak 10.00 and 11.00, which are often used as entry-level family cruisers, and the larger 14.50 and 16.50 variants intended for professional charter or serious offshore racing. Interior materials in the 12.10 are traditionally high-end, utilizing varnished teak, mahogany, and white-painted panels to create a "ship-like" ambiance. It is common to find the 12.10 configured with 6 to 8 berths, split between a private owner’s cabin and a spacious "vooronder" (forward area) with staggered bunks.
Popular Mentions & Media
The Lemsteraak class holds a significant place in Dutch maritime culture, frequently appearing in traditional regattas and "admiral sailing" events. While specific media mentions for the 12.10m length often center on racing results within the SSRP (Category VA), the type itself is iconic enough that Yachting World has highlighted modern "high-performance" versions of the Lemsteraak for their surprising ability to outperform modern 40-foot cruisers in specific windward conditions.
Known Issues & Buyer’s Checklist
When inspecting a Lemsteraak 12.10, the primary concern is the integrity of the steel hull. Because these boats frequently sail in shallow, brackish, or salt water, cathodic protection and epoxy coating systems are critical.
- Steel Corrosion: Buyers should pay close attention to the "bun" (the original wet-well area) and the bilges under the engine, where water can collect.
- Wood Maintenance: The mast, gaff, boom, and especially the leeboards are usually made of Oregon Pine or Oak. Check for "checks" or cracks in the wood that could lead to rot, particularly at the pivot points of the leeboards.
- Hydraulic Systems: Many 12.10 models utilize hydraulic cylinders for the mast and leeboards. Inspect the lines for leaks and the pump for consistent pressure, as repairing these systems on a traditional boat can be specialized and expensive.
- Engine Cooling: Given their operation in shallow water, these vessels often use "intercooling" or keel cooling systems. Verify that the heat exchangers are not clogged with silt or sand from frequent grounding.
Community & Resources
The definitive authority for the Lemsteraak 12.10 is the Stichting Stamboek Ronde en Platbodemjachten (SSRP), which maintains a technical registry of all verified hulls and provides documentation on original designs and sail plans. Owners often congregate under the Vereniging van Vrienden van het Stamboek, which organizes technical seminars and traditional sailing competitions throughout the Netherlands.
The Verdict
The Lemsteraak 12.10 is a masterclass in combining 19th-century utility with 21st-century luxury. It is not a vessel for those seeking low-maintenance sailing, but it offers a unique connection to maritime history and unparalleled access to shallow-water cruising grounds.
Pros
- Shallow Water Access: Ability to navigate canals and dry out on tidal flats.
- High Interior Volume: Exceptional headroom and living space compared to modern boats of similar length.
- Heritage & Resale: Strong community support and high prestige in Northern Europe ensure steady value retention.
Cons
- High Maintenance: Steel hulls and wooden spars require constant vigilance against rust and rot.
- Handling Complexity: Managing leeboards and a gaff rig requires a larger, more skilled crew than a modern sloop.
- Weight: Massive displacement makes it difficult to maneuver under power in tight marinas without a bow thruster.
Measurements
Construction & Hull
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- Hull Type
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- Keel Type
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- Ballast
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- Displacement
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- Water Capacity
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- Fuel Capacity
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Dimensions
- Length Overall (LOA)
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- Waterline Length (LWL)
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- Beam
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- Draft
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- Max Headroom
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- Air Draft
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Rig & Sails
- Rig Type
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- P (Main Luff)
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- E (Main Foot)
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- I (Foretriangle Height)
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- J (Foretriangle Base)
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- Forestay Length (est)
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- Sail Area
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Calculations
- Sail Area / Displacement (SA/D) Ratio
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- Ballast / Displacement Ratio
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- Displacement / Length Ratio (D/L) Ratio
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- Comfort Ratio
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- Capsize Screening Formula
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- Hull Speed
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