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8 <strong>TTS</strong> <strong>Review</strong> June <strong>2003</strong><br />
Maersk Waterford – first of two feeder<br />
containerships to feature <strong>TTS</strong> turnkey supply<br />
of folding hatch covers<br />
M<br />
Maersk<br />
Waterford,<br />
the first of a<br />
two ship<br />
series of<br />
643 TEU capacity feeder<br />
containerships ordered by<br />
German operator Jüngerhans<br />
Reederei from domestic<br />
shipbuilder Detlef Hegeman<br />
Rolandswerft GmbH & Co KG,<br />
for charter to Maersk, has just<br />
entered service.<br />
Both 8,100dwt vessels (Hull<br />
Nos 200 and 201) feature<br />
folding hatch covers designed<br />
and supplied by <strong>TTS</strong> Ships<br />
Equipment GmbH under a<br />
turnkey contract involving the<br />
design, production and<br />
installation of the covers.The<br />
contract also included the design<br />
and supply of the hydraulic<br />
operating system for the hatch<br />
covers, comprising 850m of<br />
hydraulic piping, hydraulic<br />
cylinders and one hydraulic<br />
pump unit rated at 2 x 22 kW,<br />
2 x 50 l/min.<br />
The 126.8m long containerships<br />
features three cargo holds:<br />
Hatch No.1 (14.0m x 13.20)<br />
being equipped with one folding<br />
pair of covers, Hatch No.2<br />
(3<strong>1.</strong>45m x 15.89m) being<br />
equipped with two pairs of<br />
covers as is Hatch No. 3<br />
(3<strong>1.</strong>45m x 15.89m).The hatch<br />
covers are rated for a uniformly<br />
distributed load of <strong>1.</strong>75 t/m 2<br />
and a 20ft container load of<br />
45 tons (4-5 tiers) and 80 tons<br />
for 30ft, 40ft and 45ft<br />
containers (4-5 tiers).