By Susumu Kawamura, William T. McGivney
Tested-and-proven options for fast, exact estimatesHere is the 1st guide that publications engineers, planners, and contractors in the course of the means of estimating the price of development water therapy amenities. in response to greater than 80 years of the 2 authors' collective event, the fee Estimating guide for Water remedy amenities not just allows you to arrive at a accountable estimate, it exhibits you ways to do it quick with no less than info and aiding data.In order to make sure reliability, the authors have compiled and analyzed the implications from their very own building fee estimates for greater than 500 initiatives in addition to the consequences from many different engineers and contractors. The handbook identifies forty-three remedy strategies, 9 kinds of water remedy crops, plus 5 extra forms of complex water remedy crops. The authors then reveal tips on how to calculate charges for every point, accounting for wanted mark-ups and allowances which will arrive on the overall plant building cost.To assist you make your personal estimates, the handbook provides:Examples of rate estimates for various water therapy processesHistorical information from numerous public agenciesSample tables for 10 mgd and a hundred mgd product water move premiums for every form of therapy plantAccompanying CD-ROM with Excel spreadsheets that allow you to practice estimates utilizing your personal dataNow that the fee Estimating guide for Water therapy amenities is offered, you now not need to depend upon hunches and anecdotal details; you may have a confirmed, medical procedure that ends up in trustworthy estimates.
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Extra resources for Cost Estimating Manual for Water Treatment Facilities
Treatability Manual, Volume VI, Cost Estimating, July 1980 EPA/ 600/8-800-042d. Operation and Maintenance Costs for Municipal Wastewater Facilities, September 1981 EPA/430/9-81-004 FRD-22. 2 TREATMENT PROCESS AND COST ESTIMATING PARAMETERS The processes we identify here have general parameters such as: square feet, gallons per day, lineal feet, and so on. These parameters are a way of Treatment Process and Cost Estimating Parameters 31 comparing the relative size or function of the process against historic, updated construction costs.
The contactor is a cast-in-place concrete structure, including: piping, valves, diffusers, and an air handling system, which collects residual ozone and delivers it to the destruct unit. 5 is the cost curve for the ozone contactors. If the design is for two contactors at full capacity, then the cost would be two times the cost for a single unit. 6 Liquid Alum Feed The chemical feed systems for liquid aluminum sulfate (Alum) consist of storage tanks, transfer pumps, metering pumps, piping and valves, and the facility enclosure.
Larger chemical storage and feed facilities are also regulated and becoming expensive and time-consuming to maintain. Simple parameters that are related to these processes are included in this manual. O&M cost curves are for each type of plant are discussed and shown in Chapter 6. 1 INTRODUCTION In this chapter, we will identify and examine the parameters developed for estimating construction costs. These parameters will then be applied to the nine types of water treatment plants specified in Chapter 2, at design flow rates of both 10 and 100 million gallons per day (MGD).