After you cut the stringers, use them as guides to position your landing. The base can be a concrete slab, a paver patio, a small deck or even a treated 2x12 leveled in over a 6-in. gravel base.

Eight years after Ely's first launch off a ship-based platform ... On the angled deck, there was more room for parked or taxiing planes without limiting the landing space for inbound craft.

The base is solid concrete made ... An LHD flight deck is a classification for amphibious assault ships which are capable of landing helicopters or vertical take-off and landing-capable jets ...

These findings highlight areas of increased safety risk for helicopter operations, particularly above the landing deck and hangar areas[2]. Additionally, the dynamics of ship motion and its effect ...