Estimating in Building Construction

108 CHAPTER TEN 10–5 Accessories Any item cast into the concrete should be included in the con- crete takeoff. The list of items ...

Concrete 109 floors include hand or machine troweled, carborundum rubbing (machine or hand), wood float, broom, floor hard- ener ...

110 CHAPTER TEN Labor. The time required for finishing the concrete can be estimated from the information provided in Figure 10. ...

Concrete 111 for 100 cy in about one to two labor hours, depending on the type of heater and fuel being used. Fuel and equipment ...

112 CHAPTER TEN The forms for concrete footings, foundations, retaining walls, and floors are estimated by the area (in square f ...

Concrete 113 EXAMPLE 10-17 FOUNDATION WALL FORMS Determine the labor costs associated with placing the 3 8 -high foundation wa ...

114 CHAPTER TEN pieces required. Being able to use them several times is what reduces the cost. Dividing the total cost of the l ...

Concrete 115 most common types of structural precast concrete are dou- ble and single tees, floor planks, columns, beams, and wa ...

116 CHAPTER TEN Beams and columns are taken off by the linear foot with each required size kept separately. Anchorage devices, i ...

Concrete 117 aggregates, and strength specified must also be noted. Any inserts, anchors, or special requirements must be noted ...

(g) Strip from form and stockpiling to finish curing. (h)Erect the concrete on the job. If poured off the site, it will also be ...

119 MASONRY CHAPTERELEVEN 11–1 General The term masonryencompasses all the materials used by masons in a project, such as block, ...

120 CHAPTERELEVEN FIGURE 11.1.Typical Concrete Block Patterns. the quantity takeoff, the estimator must keep the amounts require ...

Masonry 121 determine what sizes and shapes are available (Figure 11.5). If the order requires a large number of special units, ...

122 CHAPTERELEVEN 11–6 SPECIFICATIONS— CONCRETE MASONRY The specifications will state exactly which types of units are required ...

Masonry 123 When estimating the quantities of concrete masonry, use the exact dimensions shown. Corners should only be taken onc ...

124 CHAPTERELEVEN Openings Waste@ 6 percentUse 958 blocks Number of blocks903 blocks Number of blocks 803 sf1.125 blocks per ...

Masonry 125 per 100 sf Assuming a labor rate of $14.25 for masons and $10.00 for laborers per hour, the labor costs can be deter ...

126 CHAPTERELEVEN determines the types of lintels, flashing, reinforcing, and weep holes required, and who supplies and who inst ...

Masonry 127 EXAMPLE 11-2 FACE BRICK Using the west wall that was quantified in the previous example, most of the dimensions can ...