Section 7 Estimating Plumbing, HVAC, and Electrical Work

0
0
1945 days ago, 764 views
PowerPoint PPT Presentation
Presentation . Appraisals of expansive and/or confounded undertakings are readied by authorities in these trades.The capacity to order a departure of pipes, HVAC, and electrical work can likewise be a helpful ability for the builder\'s estimator who some of the time needs to assemble a brisk cost for these exchanges on a little job.Also, a few manufacturers like to add to their own expense gauge for each trade\'s extension

Presentation Transcript

Slide 1

´╗┐Part 7 Estimating Plumbing, HVAC, and Electrical Work

Slide 2

Introduction Estimates of substantial and additionally confused tasks are set up by masters in these exchanges. The capacity to incorporate a departure of pipes, HVAC, and electrical work can likewise be a valuable ability for the developer's estimator who once in a while needs to assemble a brisk cost for these exchanges on a little employment. Likewise, a few manufacturers get a kick out of the chance to build up their own cost gauge for each exchange's extent of work to guarantee that the quotes got are sensible.

Slide 3

Measuring Generally Little data about the pipes, HVAC, and electrical frameworks is appeared on the venture arrangements of little occupations. The estimator may need to attract representations to have the capacity to evaluate the design of frameworks for a house. These portrayals can then help the estimator assess estimations, for example, the length of channels for water supply and sewers at work.

Slide 4

Measuring Plumbing (1 of 3) Connecting water lines to fundamental are counted. Water and sewer channels are portrayed and measured independently in straight feet. Fittings and valves are depicted and counted. Holders and backings are portrayed and identified.

Slide 5

Measuring Plumbing (2 of 3) Fixtures and gear are portrayed and listed, including: Water meters Gas meters Water warmers Lavatory bowls Water storage rooms Sinks Laundry tubs Bath tubs

Slide 6

Measuring Plumbing (3 of 3) Items provided by the manufacturer and introduced by the handyman are depicted and identified independently, including: Refrigerators Garbage transfer hardware Dishwashers Gas line funneling is depicted and measured in straight feet. Grants for the work are portrayed and identified. Pipe protection is portrayed and measured in straight feet. Cutting, penetrating, and fixing required for this work are portrayed and counted.

Slide 7

Measuring HVAC Work (1 of 2) Ductwork is depicted expressing the size and it is measured in direct feet. Go, cooktop, clothing, and shower venting are depicted expressing the size and it is measured in straight feet. Fittings, holders, and sleeve edges are depicted and counted. Mechanical hardware is depicted and identified, including: Air taking care of units Furnaces Heat exchangers Etc.

Slide 8

Measuring HVAC Work (2 of 2) Control wiring is portrayed and measured in direct feet. Low voltage wiring is portrayed and measured in straight feet. Electric and electronic controls are portrayed and specified. Testing and adjusting are each deliberate as things. Licenses for the work are depicted and counted. Conduit protection is portrayed and measured in square feet. Cutting, penetrating, and fixing required for this work are depicted and counted. Cleanup coming about because of this work is measured as a thing.

Slide 9

Measuring Electrical Work (1 of 2) Wire, link, and courses are portrayed and measured in direct feet. Link plate and transport channel frameworks are portrayed and measured in direct feet. Holders, sleeves, and backings are depicted and identified. Electrical gear, fittings, and installations are depicted and listed, including: Fire caution frameworks Security frameworks Communication frameworks Etc.

Slide 10

Measuring Electrical Work (2 of 2) Installing apparatuses is depicted and counted, including: Cooktops Microwave stoves Built-in broilers Range hoods Permits for the work are portrayed and identified. Testing and hot checking the whole framework is measured as a thing. Fire stops and flashings are portrayed and counted. Cutting, boring, and fixing required for this work are portrayed and counted. Cleanup coming about because of this work is measured as a thing.

Slide 11

Estimating Shortcuts Instead of a full departure on many pipes, HVAC, and electrical, estimators utilize easy routes to register their costs for the work. With pipes, HVAC, and electrical exchanges, a cost for every square foot of gross floor territory could be utilized to give a harsh gauge of the cost, yet more exactness may once in a while be required.

Slide 12

Quick Estimates of Plumbing Work A very exact gauge for pipes work can be gotten rapidly by method for a unit cost for each pipes installation. Identifying apparatuses and increasing by the appropriate cost for every installation can give a precise cost for the entire pipes work. Extra costs might be required for introducing machines, uncommon apparatuses, and any strange pipes work.

Slide 13

Plumbing Example Estimate the cost of a three-apparatus washroom in light of the accompanying costs for the fittings included: 1 bath 72" x 36" - $2,425 1 water closet - $1,450 1 restroom bowl 19" x 16" - $845 $4,720 Extra for pipe and fittings 30% $1,416 Total $6,136

Slide 14

Quick Estimates of HVAC Work HVAC work can be assessed rapidly by utilizing a blend of costs for every unit range and unit costs for things of gear. To assess the aggregate cost of ventilation work, increase the unit cost from a past venture by the gross floor region of the new house. To finish a HVAC appraise, decide what number of things of hardware are required, and increase by the proper thing cost for every thing.

Slide 15

HVAC Example Estimate the cost of a 2,200-square feet house with an exceptional humidifier and fumes fan: Basic HVAC 2,200 SF at $4.25/SF $9,350 Humidifier $2,000 Exhaust Fan $250 Total: $11,600

Slide 16

Quick Estimates of Electrical Work Electrical work can likewise be evaluated rapidly by method for a mix of costs for every unit range and costs for things of hardware and installations. For power wiring and fittings, increase the quantity of electrical plugs by comprehensive cost per outlet. For hardware and apparatuses, duplicate number of every thing by unit cost for that thing, including: Electrical boards Sub-boards Light installations Etc.

Slide 17

Electrical Example Calculate the electrical cost for a 2,200-square feet house incorporating a security framework with movement finders: Basic electrical: 2,200 SF at $6.75/SF $14,850 Add security system $2,500 Total: $17,350

SPONSORS