The frames are prepared with all the visible nails now we have to make the riders for the mortar base.
These heavy stiffeners were necessary to take over the weight of the shell room with mortar and also the extreme forces of the bomb during firing
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all together 5 riders are under the mortar - here the parts dryfitted, at the bottom the keelson (2 parts connected with a hook scarph joint)
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first dry fit of the completed riders inside the hull
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still a lot of cleaning and fairing works to do
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Fairing lines are marked with a fine laser line
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- on the left side partly done and on the right side original with the lines
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prepared based on the laser marks - final adjustments than with the thickstuff inside the hull
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These heavy stiffeners were necessary to take over the weight of the shell room with mortar and also the extreme forces of the bomb during firing

all together 5 riders are under the mortar - here the parts dryfitted, at the bottom the keelson (2 parts connected with a hook scarph joint)

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first dry fit of the completed riders inside the hull
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still a lot of cleaning and fairing works to do
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Fairing lines are marked with a fine laser line
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- on the left side partly done and on the right side original with the lines
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prepared based on the laser marks - final adjustments than with the thickstuff inside the hull
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