Combined Sewer System Long Term Control Plan - DC Water

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Appendix E – Basis for Cost Opinions Source of Data Finished Diameter (ft) Unit Cost ($/LF, ENR=6383) 15 $ 2,210 20 $ 2,455 25 $ 3,069 30 $ 3,683 Dr. G. Sauer Corp. Hand Mine, New Austrian Tunneling Method, 5-10,000' long tunnel 10 $ 2,937 15 $ 3,304 20 $ 3,671 25 $ 4,589 30 $ 5,507 Dr. G. Sauer Corp. Hand Mine, New Austrian Tunneling Method, >10,000' long tunnel 10 $ 2,863 15 $ 3,221 20 $ 3,579 25 $ 4,474 30 $ 5,369 Dr. G. Sauer Corp., Weathered Rock, Hand Mine, New Austrian Tunneling Method ,
Appendix E – Basis for Cost Opinions Table 8 Construction Cost Data for Tunnels in Soil Source of Data Finished Diameter (ft) Unit Cost ($/LF, ENR=6383) Board of Engineers Estimate 7 $ 3,647 10 $ 5,927 15 $ 9,848 M & E 1973 Estimate – Low / High 12 $ 2,128 / $ 5,319 20 $ 5,319 / $ 8,865 30 $ 10,461 / $ 15,958 New York City Estimate 20 $ 6,146 25 $ 8,000 30 $ 10,000 Other Cities Cleveland 20 $ 3,646 Birmingham, MI 11 $ 1,123 Chicago, IL 12 $ 1,618 Toledo, OH 13.5 $ 2,027 Toledo, OH 13.5 $ 2,659 PCI, MI 13.5 $ 3,605 Wyandotte, MI 13.5 $ 1,763 Washington, <strong>DC</strong> 21 $ 4,880 Dr. G. Sauer Corp, in Potomac Deposits, 5- 10,000' long tunnel 10 $ 3,192 15 $ 3,591 20 $ 3,990 25 $ 4,988 30 $ 5,985 Dr. G. Sauer Corp, in Potomac Deposits, >10,000' long tunnel 10 $ 3,031 15 $ 3,410 20 $ 3,789 25 $ 4,736 30 $ 5,684 Dr. G. Sauer Corp, in Terrace Deposits, 5- 10,000' long tunnel 10 $ 4,038 15 $ 4,542 20 $ 5,047 25 $ 6,309 30 $ 7,571 Dr. G. Sauer Corp, in Terrace Deposits, >10,000' long tunnel 10 $ 3,864 15 $ 4,347 20 $ 4,830 25 $ 6,038 30 $ 7,245 \\Gh-wash\ENG 1160\LTCP\LTCP Final\App E-Cost Basis\Cost Basis.doc E-10 FINAL - July 2002
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DISTRICT OF COLUMBIA WATER AND SEWE
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Acknowledgments The following Distr
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Table of Contents 3.2.1 Collection
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Table of Contents 9.6.1 Sensitive A
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Table of Contents SECTION 14 - WATE
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Table of Contents LIST OF TABLES Ta
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Table of Contents LIST OF FIGURES F
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Table of Contents LIST OF FIGURES F
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Executive Summary this condition, D
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Executive Summary relatively small
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Executive Summary Table ES-2 Recomm
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Executive Summary WASA would also b
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Executive Summary Table ES-3 CSO Ov
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Executive Summary Table ES-4 Compar
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Executive Summary 18% Figure ES -3
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Executive Summary Table ES-6 Cost I
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Executive Summary Develop compl
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Introduction 1.2 HISTORICAL BACKGRO
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Introduction CSOs. The inflatable d
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Introduction Public Participation
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Existing Conditions Table 2-1 Water
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Existing Conditions Table 2-3 Recei
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Existing Conditions The policy is b
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Existing Conditions during a single
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Existing Conditions 2.4.3 Use Attai
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Existing Conditions Government (not
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Existing Conditions Table 2-7 Compa
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Existing Conditions Anacostia River
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Existing Conditions Rock Creek As
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Existing Conditions be classified a
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Existing Systems NPDES Outfall No.
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Existing Systems Table 3-1 Summary
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Existing Systems Under the Intermun
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Existing Systems The capacities of
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Existing Systems Table 3-3 Inflatab
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Existing Systems 3.4.2 Existing Con
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Existing Systems 3.4.2.5 Control Of
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Sewer Systems Characterization Sect
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Sewer Systems Characterization 4.3
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Sewer Systems Characterization Tabl
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Sewer Systems Characterization At
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Sewer Systems Characterization Two
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Sewer Systems Characterization Para
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Sewer Systems Characterization Sinc
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Sewer Systems Characterization Wast
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Sewer Systems Characterization sele
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Sewer Systems Characterization Loca
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Receiving Waters Characterization S
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Receiving Waters Characterization 5
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Receiving Waters Characterization m
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Receiving Waters Characterization T
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Receiving Waters Characterization P
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Receiving Waters Characterization 5
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Pollutant Loads and Predicated Wate
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District of Columbia Water and Sewe
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Screening of CSO Control Technologi
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Preliminary Control Program Alterna
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Selection of Draft LTCP Section 9 S
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Selection of Draft LTCP exceeding t
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Selection of Draft LTCP If LID-R is
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Selection of Draft LTCP 9.5 ANACOST
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Selection of Draft LTCP Alternativ
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Selection of Draft LTCP Table 9-2 F
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Selection of Draft LTCP # CSO Overf
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Selection of Draft LTCP Note that,
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Selection of Draft LTCP High le
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Selection of Draft LTCP The e. coli
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Selection of Draft LTCP The followi
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Selection of Draft LTCP Northeast N
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Selection of Draft LTCP Table 9-9 C
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Selection of Draft LTCP RTC does re
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Selection of Draft LTCP 9.6 ROCK CR
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Selection of Draft LTCP capital co
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Selection of Draft LTCP Alternativ
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Selection of Draft LTCP The effect
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Table 9-15 Effect of CSO Control On
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Selection of Draft LTCP Ease of
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Selection of Draft LTCP Table 9-18
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Selection of Draft LTCP For zero
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Selection of Draft LTCP Alternative
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Selection of Draft LTCP 9.8 DESCRIP
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Selection of Draft LTCP The major e
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Public Participation Section 10 Pub
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Public Participation Public Meeting
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Public Participation Panel Meeting
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Public Participation Panel Meeting
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Public Participation CSO Newslette
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Public Participation Abbreviated S
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Public Participation Briefing at N
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Public Participation and subject ma
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Selection of Final LTCP Table 11-1
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Selection of Final LTCP the model i
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Selection of Final LTCP No. CSO NPD
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Selection of Final LTCP % Imperviou
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Selection of Final LTCP Cost-benefi
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Selection of Final LTCP Washington
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Selection of Final LTCP Rate) treat
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Selection of Final LTCP Alternative
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Parameter Table 11-13 (continued) F
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Parameter Table 11-13 (continued) F
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Selection of Final LTCP Pump Statio
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Selection of Final LTCP CSO NPDES N
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Financial Capability Section 12 Fin
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Financial Capability controls. Next
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Financial Capability Percent of Hou
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Financial Capability of the financi
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Financial Capability Table 12-6 Sum
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Financial Capability Over half of
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Financial Capability The 15 and 20-
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$35 Financial Capability Figure 12-
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Financial Capability behavior. Alth
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Recommended Control Plan Section 13
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Recommended Control Plan 13.2.1 Sys
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Recommended Control Plan Regulator
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Recommended Control Plan Descriptio
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Recommended Control Plan 13.2.3 Roc
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Recommended Control Plan the case w
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Recommended Control Plan 13.2.8 Oth
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Recommended Control Plan weather, m
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Recommended Control Plan Table 13-6
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Recommended Control Plan While othe
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Recommended Control Plan Location T
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Recommended Control Plan Item Draft
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Recommended Control Plan 18% Figure
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Recommended Control Plan 13.6 SCHED
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District Columbia Water and Sewer A
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District Columbia Water and Sewer A
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Recommended Control Plan 3. The BOD
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Recommended Control Plan Figure 13-
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Water Quality Standards Review Thes
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Water Quality Standards Review Crit
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Water Quality Standards Review CSO
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Water Quality Standards Review CSO
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Water Quality Standards Review two
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Water Quality Standards Review prop
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Section 15 Post Construction Monito
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Post Construction Monitoring disbur
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Post Construction Monitoring Rainfa
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Table 15-3 Phase 3 Monitoring Post
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Post Construction Monitoring CSO Ou
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Post Construction Monitoring CSO ou
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References Engineering Program Mana
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References Limno-Tech, Inc (LTI), 1
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References U.S. Environmental Prote
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Glossary Glossary A Activated Sludg
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Glossary DOH: District of Columbia
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Glossary O Operation and Maintenanc
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Glossary T TDS: Total Dissolved Sol
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41. Study Memorandum LTCP-8-5: Fina
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Responses to Comments construction
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Responses to Comments Regarding the
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Responses to Comments structure sho
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Responses to Comments The estimated
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Responses to Comments Tunnel fro
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Responses to Comments The District
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Responses to Comments 17.4 Commente
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Responses to Comments guidance docu
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Combined Sewer System Long Term Control Plan - DC Water

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