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Flat ledges of heavy plank bolted edgewise to the outside of a vessel, to increase the spread of the shrouds and carry them clear of the bulwarks. Channel bar, Channel iron (Arch.), an iron bar or beam having a section resembling a flat gutter or channel. -- Channel bill (Zoöl.), a very large Australian cucko (Scythro…

The platforms, consisting of two or more planks doweled together, for the flooring of a temporary military bridge. Wilhelm. A singular, chess, is sometimes used. "Each chess consists of three planks." Farrow.

A thick plank on the inner part of a ship's side, used to sustuan the ends of beams.

The planking or boarding of a shaft, cofferdam, etc.

nd last day; as, from Sunday to Sunday there are six clear days. -- Clear stuff, boards, planks, etc., free from knots.

Having the side planks (af a boat) so arranged that the lower edge of each overlaps the upper edge of the plank next below it like clapboards on a house. See Lapstreak.

The manner of shutting; the union of parts; junction. [Obs.] The doors of plank were; their close exquisite. Chapman.

Fastened with copper bolts, as the planks of ships, etc.; as, a copper-fastened ship.

A framework of timbers and plank backing for a shaft lining, to prevent caving, percolation of water, etc.

The division of a piece of timber made by sawing; a board or plank; particularly, a board or plank of fir or pine above seven inches in width, and exceeding six feet in length. If narrower than this, it is called a batten; if shorter, a deal end.

e, a. -- Diagonal built (Shipbuilding), built by forming the outer skin of two layers of planking, making angles of about 45º with the keel, in opposite directions. -- Diagonal cleavage. See under Cleavage. -- Diagonal molding (Arch.), a chevron or zigzag molding. -- Diagonal rib. (Arch.) See Cross-springer. -- Di…

The stone or plank forming a step before an outer door.

One of several pieces fayed across the apron and lapped in the knightheads, or inside planking above the upper deck. Ham. Nav. Encyc.

An upright or curved piece of timber connecting the plank sheer with the gunwale; also, a scroll terminating a rail.

r walls of masonry, the pores of open-grained wood, the space between the outer and inner planks of a vessel, etc.

a beam, mast, etc.), or unite end to end (two timbers, railroad rails, etc.) by bolting a plank, timber, or plate to the beam, mast, or timbers, lengthwise on one or both sides. See Fish joint, under Fish, n. To fish the anchor. (Naut.) See under Anchor.

One of several planks, smaller timbers, or iron plates, which are secured together, side by side, to make a large girder or built beam.

a place. -- Floating bridge. (a) A bridge consisting of rafts or timber, with a floor of plank, supported wholly by the water; a bateau bridge. See Bateau. (b) (Mil.) A kind of double bridge, the upper one projecting beyond the lower one, and capable of being moved forward by pulleys; -- used for carrying troops over…

Double planking of a ship's side.

The mineral substance which incloses a vein; a matrix; a gangue. Gang board, or Gang plank. (Naut.) (a) A board or plank, with cleats for steps, forming a bridge by which to enter or leave a vessel. (b) A plank within or without the bulwarks of a vessel's waist, for the sentinel to walk on. -- Gang cask, a small cask…