. Cyclopedia of architecture, carpentry, and building; a general reference work ... d in exactly the same piece at the top A isso placed that its longerdimension is at right anglesto the plane of the roof,while the piece at the bot-tom B has its longer dimen-sion vertical. In the caseshown in Fig. 189, wherethe front wall of the dormeris merely an extension ofthe main wall of the build-ing, there is no need of the lower header B, the main Fig. lOO. RoorFraming for Dormer Window wall plate taking its plact and supporting the studding for the front wall of the dormer, as shown at the rig
. Cyclopedia of architecture, carpentry, and building; a general reference work ... d in exactly the same piece at the top A isso placed that its longerdimension is at right anglesto the plane of the roof,while the piece at the bot-tom B has its longer dimen-sion vertical. In the caseshown in Fig. 189, wherethe front wall of the dormeris merely an extension ofthe main wall of the build-ing, there is no need of the lower header B, the main Fig. lOO. RoorFraming for Dormer Window wall plate taking its plact and supporting the studding for the front wall of the dormer, as shown at the right-hand side of Fig. 191. Fig. 191 shows sections taken through two dormers of the typesmentioned above, parallel to the direction of the main rafters andat right angles to the main wall plate of the building. At the leftis a section taken through the type of dormer shown in Fig. 188,while at the right a section of the other type is shown. The studsC C which form the side walls of the dormer, are notched over thetrimmer rafters and roof boarding about 1 inch, and allowed to con-. 143 132 CARPENTRY tinue downward to the attic floor. This is shown at section D E is a section of the trimmer rafter, C is the wall stud, G is theattic floor boarding, and iZ^ is a section of one of the attic floor studs C are in line with the studs forming the side walls of theattic room, so the studs I can not be carried down to the attic are stopped, at the bottom, against a 2X3 inch strip K whichis nailed to the side of the trimmer rafter. At L is the ridge board,and M M M are the short rafters which form the pitch roof of thedormer. They may be very light, as they are short and carry littleweight. They rest, at the foot, on a plate 0, and at the top bear
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