## The Architect's and Builder's Pocket-book |

### What people are saying - Write a review

We haven't found any reviews in the usual places.

### Common terms and phrases

allow angle arch axis base beam blocks Boston breadth brick building called carry cast-iron cement centre centre of gravity circle column compute considered construction continuous course cubic deflection depth determine diameter dimensions direction distance distributed divide draw ends equal EXAMPLE feet figure floor force formula foundation four girder give given half hard heat heavy hence inertia iron joint laid length less light material means measured method Multiply parallel pieces pier pine pipe placed plank plate pounds pounds per square pressure proportion purlins radius rafter represented resistance rivets roof root round RULE safe load shown in Fig shows side span square foot square inch stone strain strength strut surface taken thickness thrust timber tons truss values vertical wall weight width wrought-iron yard

### Popular passages

Page 6 - Multiply the divisor, thus augmented, by the last figure of the root, and subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.

Page 168 - ... inches in height, have built into it a bond stone not less than four inches thick, of a diameter each way equal to the diameter of the pier, except that in piers on the street front, above the curb, the bond stone may be four inches less...

Page 252 - It is measured by the product of the magnitude of the force and the perpendicular distance between the line of action of the force and the axis of rotation.

Page 154 - The moment of a force about any point is the product of the magnitude of the force and the perpendicular distance from the point to the line of action of the force.

Page 573 - RULE. — Multiply the diameter of the driver by its number of revolutions, and divide the product by the number of revolutions of the driven : the quotient will be its diameter.

Page 571 - If any material or work used in the construction of the building be already upon the ground or come into the...

Page 475 - Let 17 times the length of the grate in inches be divided by the square root of the height of the chimney in feet, and the quotient is the area for the aperture at the top of the chimney in inches.

Page 201 - A great variation exists in the strength of iron bars which have been cut and welded ; whilst some bear almost as much as the uncut bar, the strength of others is reduced fully a third.

Page 200 - The breaking strain does not indicate the quality, as hitherto assumed. 2. A high breaking strain may be due to the iron being of superior quality, dense, fine, and moderately soft, or simply to its being very hard and unyielding.

Page 201 - ... from the melting of the layer of ice on one of the specimens, and also by the surface of others assuming tints of various shades of blue and orange, not only in steel, but also, although in a less marked degree, in iron, 61.