Review of Birchwood TS 33

Basic specs.

The Birchwood TS 33 is a motorboat. The Birchwood TS 33 is built by the British yard Birchwood Boat Company Ltd.

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Hull

Some boats has a hull made of Fibreglass.

Interior

The boat is equipped with one cabin, 4-6 berths, 400.0 liter fresh water capacity, toilet facility and 60.0 liter waste water capacity.

Engine

The Birchwood TS 33 has been equipped with different engine alternatives.

Alternative 1:

The boat may be equipped with dual inboard Volvo Penta TAMD 41A diesel engines at 400 hp (298 kW).

The transmission is a shaft drive. A shaft drive will in the long run require less maintenance than other types of drive e.g. a sail drive.

Alternative 2:

Birchwood TS 33 may be equipped with dual inboard Volvo Penta TAMD 40B diesel engines at 330 hp (245 kW).

The transmission is a shaft drive. A shaft drive will in the long run require less maintenance than other types of drive e.g. a sail drive.

The fuel tank has a capacity of 900.0 liters (237 US gallons, 197 imperial gallons).

Sailing characteristics

This section covers widely used rules of thumb to describe the sailing characteristics. Please note that even though the calculations are correct, the interpretation of the results might not be valid for extreme boats.

Immersion rate

The immersion rate is defined as the weight required to sink the boat a certain level. The immersion rate for Birchwood TS 33 is about 251 kg/cm, alternatively 1406 lbs/inch.
Meaning: if you load 251 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 1406 lbs cargo on the boat it will sink 1 inch.

Sailing statistics

This section is statistical comparison with similar boats of the same category. The basis of the following statistical computations is our unique database with more than 26,000 different boat types and 350,000 data points.

L/B (Length Beam Ratio)

What is L/B (Length Beam Ratio)?

The l/b ratio for Birchwood TS 33 is 2.67.

Compared with other similar motor boats it is more spacy than 92% of all other designs. It seems that the designer has chosen a significantly more spacy hull design.

Curiosities

Powerboat?

In Denmark, you are required to have achieved a 'powerboat driving license' in order to sail a powerboat.
In this context a boat is considered a powerboat if:

Danish definition of a powerboat

According to this definition this boat is categorized as a Powerboat.

Maintenance

Boat owner's ideas

This section is reserved boat owner's modifications, improvements, etc. Here you might find (or contribute with) inspiration for your boat.

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Finally

We are always looking for new photos. If you can contribute with photos for Birchwood TS 33 it would be a great help.

If you have any comments to the review, improvement suggestions, or the like, feel free to contact us. Criticism helps us to improve.

References

[Ref 1]: ISO 8666 Small craft — Principal data.
[Ref 3]: ISO 12215-5 Small craft — Hull construction and scantlings.