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HomeMy WebLinkAbout04.a. Review historical sewer renovation project costs and the updated December 2016 California Multi-Agency CIP Benchmarking Study Page 1 of 3 Item 4.a. -- I Central Contra Costa Sanitary District J une 11, 2018 TO: ENGINEERING AND OPERATIONS COMMITTEE FROM: EDGAR J. LOPEZ, CAPITAL PROJECTS DIVISION MANAGER REVIEWED BY: JEAN-MARC PETIT, DIRECTOR OF ENGINEERING AND TECHNICAL SERVICES SUBJECT: REVIEW HISTORICAL SEWER RENOVATION PROJECT COSTS AND THE UPDATED DECEMBER 2016 CALIFORNIA MULTI-AGENCY CIP BENCHMARKING STUDY Attached is a historical comparison of costs associated with Central San sewer renovation projects and the updated December 2016 California Multi-Agency CI P Benchmarking Study. Staff will present the updated information and highlight the changes for discussion. ATTACHMENTS: 1. Sewer Renovation Project Cost Comparison June 11, 2018 EOPS Regular Committee Meeting Agenda Packet- Page 5 of 23 Central San ge9er enovation Project Costs Design Cost(Pre Bid Expenditures) Total Construction Total Project (TCC)Project TCC Pipe Total- Right of Way Construction Total Project Delivery Cost Total Project Cost Cost per Foot Project Name Award Year Renovated Engineering& (Includes Full Time (Incudes Bid,const. (Not including Installed No. (LF) Public Relations Survey Drafting Engineering,Survey and (RoW) Management Cost Inspection) Contingency and RoW) (Including Drafting Acquisition Permits) RoW) 1 2 3 4 5(2+3+4) 6 7 8(5+7) 9 10(8+9) 11(6+8+9) of Bid Cost %of Bid Cost %of Bid Cost $ (Column 9) Total $ (Column 9) $ (Column 9) 1 Lafayette Sewer Renovations,Phase 1 5465 20-Apr-00 5,000 n/a n/a n/a $ 140,000 16% n/a $232,000 27% $ 372,000 43% $ 872,000 $ 1,244,000 $249 2 Lafayette Sewer Renovations,Phase 2 5166 19-Apr-01 7,000 n/a n/a n/a $ 240,000 20% n/a $197,000 16% $ 437,000 36% $ 1,201,000 $ 1,638,000 $234 3 Lafayette Sewer Renovations,Phase 3A,B 5607,5611 20-Jun-02 10,300 n/a n/a n/a $ 102,000 8% n/a $210,000 16% $ 312,000 24% $ 1,293,600 $ 1,605,600 $156 4 Lafayette Sewer Renovations,Phase 4 5661 05-Jun-03 9,200 n/a n/a n/a $ 116,500 9% n/a $160,000 13% $ 276,500 22% $ 1,264,000 $ 1,540,500 $167 5 Walnut Creek Sewer Renovations,Phase 1 5428 19-Jun-03 5,000 n/a n/a n/a $ 265,000 26% n/a $214,000 21% $ 479,000 47% $ 1,022,000 $ 1,501,000 $300 6 Walnut Creek Sewer Renovations,Phase 2 5709 20-May-04 5,500 n/a n/a n/a $ 210,000 18% n/a $194,000 17% $ 404,000 35% $ 1,168,000 $ 1,572,000 $286 7 Pleasant Hill Road East Improvements 5553 20-May-04 6,000 n/a n/a n/a $ 260,000 14% n/a $196,000 11% $ 456,000 25% $ 1,817,143 $ 2,273,143 $379 8 South Orinda Sewer Improvements,Phase 2 5558 19-May-05 24,200 n/a n/a n/a $ 270,000 13% n/a $248,000 12% $ 518,000 25% 1$ 2,094,000 $ 2,612,000 $108 9 Vessing Sewer Renovation 5646 02-Jun-05 14,000 n/a n/a n/a $ 500,000 13% n/a $484,500 12% $ 984,500 25% $ 3,908,000 $ 4,892,500 $349 10 Walnut Creek Sewer Renovations,Phase 3 5929 02-Jun-05 7,100 n/a n/a n/a $ 185,000 12% n/a $303,000 19% $ 488,000 31% $ 1,595,000 $ 2,083,000 $293 11 North Orinda Sewer Renovations,Phase 1 5759 16-Jun-05 10,500 n/a n/a n/a $ 280,000 11% n/a $285,000 11% $ 565,000 22% $ 2,535,000 $ 3,100,000 $295 12 Danville Sewer Renovations,Phase 1 5758 18-May-06 4,900 n/a n/a n/a $ 210,000 17% n/a $197,000 16% $ 407,000 33% $ 1,243,558 $ 1,650,558 $337 13 North Orinda Sewer Renovations,Phase 2 5833 06-Jul-06 9,700 n/a n/a n/a $ 410,000 14% n/a $295,000 10% $ 705,000 25% $ 2,862,000 $ 3,567,000 $368 14 Walnut Creek Sewer Renovations,Phase 4 5826 03-Aug-06 7,900 n/a n/a n/a $ 241,000 10% n/a $295,000 12% $ 536,000 22% $ 2,395,000 $ 2,931,000 $371 15 Walnut Creek Sewer Renovations,Phase 5 5964 10-May-07 6,500 n/a n/a n/a $ 140,000 10% $ 30,000 $170,000 12% $ 310,000 21% $ 1,460,000 $ 1,770,000 $277 161 North Orinda Sewer Renovations,Phase 2.1 5968 07-Jun-07 3,700 n/a n/a n/a $ 49,000 3% $ 432,000 $171,000 9% $ 220,000 12% $ 1,846,000 $ 2,066,000 $675 171 North Orinda Sewer Renovations,Phase 3 5963 05-Jul-07 6,400 n/a n/a n/a $ 149,500 14% $ 2,500 $195,000 18% $ 344,500 32% $ 1,092,000 $ 1,436,500 $225 181 Martinez Sewer Renovations,Phase 1 5975 09-Jul-07 2,650 n/a n/a n/a $ 147,000 15% $ 43,000 $120,000 12% $ 267,000 27% $ 982,000 $ 1,249,000 $488 19 Walnut Creek Sewer Renovations,Phase 6 5972 01-May-08 9,800 n/a n/a n/a $ 270,000 14% $ 227,000 $230,000 12% $ 500,000 25% $ 1,970,000 $ 2,470,000 $275 20 Camino Pablo Trunk Sewer Improvements,Flush Keen FM 5946,5949 05-Jun-08 6,450 n/a n/a n/a $ 294,800 21% $ 5,200 $225,000 16% $ 519,800 37% $ 1,394,000 $ 1,913,800 $298 211 Martinez Sewer Renovations,Phase 2 5979 03-Jul-08 7,100 $ 140,000 $ 64,000 n/a $ 204,000 13% $ 176,000 $202,000 13% $ 406,000 25% $ 1,596,000 $ 2,002,000 $307 221 Lafayette Sewer Renovations,Phase 5 5977 03-Jul-08 11,000 n/a n/a n/a $ 135,000 9% $ 60,000 $201,000 14% $ 336,000 23% $ 1,434,000 $ 1,770,000 $166 23 South Orinda Sewer Renovations,Phase 3 5985 07-Aug-08 6,700 n/a n/a n/a $ 195,000 15% n/a $227,000 17% $ 422,000 32% $ 1,328,700 $ 1,750,700 $261 241 Danville Sewer Renovations,Phase 2 5954 19-Mar-09 1,300 n/a n/a n/a $ 48,000 22% n/a 1 $65,000 30% $ 113,000 52% $ 217,000 $ 330,000 $254 25 South Orinda Sewer Renovations,Phase 4 5950 07-May-09 11,500 $ 255,000 $ 120,000 n/a $ 375,000 27% $ 359,000 $215,000 16% $ 590,000 43% $ 1,379,000 $ 1,969,000 $202 261 Lafayette Sewer Renovations,Phase 6 5958 18-Jun-09 13,200 $ 250,000 $ 95,000 n/a $ 345,000 21% $ 180,000 $215,000 13% $ 560,000 35% $ 1,607,000 $ 2,167,000 $178 271 Pleasant Hill Sewer Renovations,Phase 1 5961 06-Aug-09 2,500 $ 122,000 $ 15,000 n/a $ 137,000 38% $ 3,000 $77,000 21% $ 214,000 59% $ 365,000 $ 579,000 $233 28 Walnut Creek Sewer Renovations,Phase 7 5974 06-Aug-09 11,0001$ 267,000 $ 68,000 n/a $ 335,000 18% $ 157,000 $248,000 13% $ 583,000 31% $ 1,857,000 $ 2,440,000 $236 291 Hall Drive Sewer Renovation,Phase 26 5932 20-May-10 2,600 $ 212,000 $ 86,000 n/a $ 298,000 32% $ 271,000 $117,200 13% $ 415,200 45% $ 925,270 $ 1,340,470 $620 30 Martinez Sewer Renovations,Phase 3 5952 05-Aug-10 5,350 $ 259,220 $ 81,365 n/a $ 340,585 31% $ 230,000 $298,000 27% $ 638,585 58% $ 1,102,942 $ 1,741,527 $369 31 Diablo Sewer Renovations,Phase 1 5953 05-Aug-10 5,900 $ 323,000 $ 167,000 n/a $ 490,000 32% $ 249,000 $252,000 17% $ 742,000 49% $ 1,510,000 $ 2,252,000 $424 32 Lafayette-Pleasant Hill Road Trunk Sewer 5994 05-May-11 5,600 $ 259,000 n/a n/a $ 259,000 13% $ 6,000 $310,000 15% $ 569,000 28% $ 2,039,000 $ 2,608,000 $467 33 South Orinda Sewer Renovations,Phase 5 5989 19-May-11 11,000 $ 383,000 $ 156,000 n/a $ 539,000 30% $ 189,000 $250,000 14% $ 789,000 44% $ 1,779,000 $ 2,568,000 $251 34 Lafayette Sewer Renovations,Phase 7 5990 16-Jun-111 14,000 $ 407,000 $ 106,000 n/a $ 513,000 26% $ 35,000 $220,000 11% $ 733,000 37% $ 1,996,680 $ 2,729,680 $197 35 Walnut Creek Sewer Renovations,Phase 8 5992 07-Jul-11 10,000 $ 267,000 $ 62,000 n/a $ 329,000 21% $ 19,000 $185,000 12% $ 514,000 33% $ 1,548,700 $ 2,062,700 $208 36 North Orinda Sewer Renovations,Phase 4 5973 17-May-12 14,400 $ 290,000 $ 81,000 $ 106,000 $ 477,000 26% $ 25,000 $280,000 15% $ 757,000 42% $ 1,807,000 $ 2,564,000 $180 37 Walnut Creek Sewer Renovations,Phase 9 8401 21-Jun-12 12,000 $ 322,000 $ 150,000 n/a $ 472,000 21% $ 38,000 $292,000 13% $ 764,000 33% $ 2,286,000 $ 3,050,000 $257 38 Lafayette Sewer Renovations,Phase 8 8404 21-Mar-13 8,300 $ 376,000 $ 125,000 n/a $ 501,000 32% $ 95,000 $234,000 15% $ 735,000 47% $ 1,549,500 $ 2,284,500 $287 39 Diablo Sewer Renovations,Phase 2 5976 11-Jul-13 11,800 $ 290,000 $ 155,000 $ 113,000 $ 558,000 22% $ 120,000 $392,000 16% $ 950,000 38% $ 2,493,000 $ 3,443,000 $302 40 North Orinda Sewer Renovations,Phase 5 8411 17-Apr-14 7,800 $ 300,000 $ 92,000 $ 103,000 $ 495,000 24% $ 70,000 $424,000 21% $ 919,000 45% $ 2,031,000 $ 2,950,000 $387 41 Walnut Creek Sewer Renovations,Phase 10 8413 03-Jul-14 8,500 $ 420,000 $ 183,000 $ 148,000 $ 751,000 28% $ 33,000 $430,000 16% $ 1,181,000 44% $ 2,671,000 $ 3,852,000 $457 42 Lafayette Sewer Renovations,Phase 9 8421 23-Apr-15 8,500 $ 360,000 $ 150,000 $ 95,000 $ 605,000 28% $ 45,000 $380,000 18% $ 985,000 46% $ 2,124,200 $ 3,109,200 $371 43 Martinez Sewer Renovations,Phase 4 8415 09-Jul-15 8,200 $ 421,000 $ 125,000 $ 80,000 $ 626,000 24% $ 355,000 $381,000 1 15% $ 1,007,000 39% $ 2,560,000 $ 3,567,000 $478 44 Lafayette Sewer Renovations,Phase 10 8426 17-Mar-16 9,000 $ 327,000 $ 126,000 $ 64,000 $ 517,000 21% $ 58,000 $445,000 18% $ 962,000 38% $ 2,510,000 $ 3,472,000 $392 45 North Orinda Sewer Renovations,Phase 6 8426 17-Mar-16 8,700 $ 360,000 $ 65,000 $ 85,000 $ 510,000 22% $ 40,000 $460,000 20% $ 970,000 42% $ 2,302,500 $ 3,272,500 $381 46 Walnut Creek Sewer Renovations,Phase 11 8422 06-Apr-17 9,100 $ 301,000 $ 121,000 $ 10,000 $ 432,000 14% $ 19,000 $390,000 13% $ 822,000 27% $ 3,003,000 $ 3,825,000 $422 47 Lafayette Sewer Renovations,Phase 11 8430 18-May-17 8,400 $ 362,000 $ 103,000 $ 54,000 $ 519,000 15% $ 61,000 $335,000 10% $ 854,000 25% $ 3,452,000 $ 4,306,000 $520 48 Martinez Sewer Renovations,Phase 5 8437 18-May-17 8,700 $ 255,000 $ 53,000 $ 54,000 $ 362,000 11% $ 55,000 $360,000 11% $ 722,000 22% $ 3,318,000 $ 4,040,000 $471 49 Walnut Creek Sewer Renovations,Phase 12 8435 15-Feb-18 9,000 $ 350,000 $ 100,000 $ 85,000 $ 535,000 15% $ 15,000 $330,500 9% $ 865,500 24% $ 3,669,500 $ 4,535,000 $506 50 South Orinda Sewer Renovations,Phase 6 8433 01-Mar-18 8,900 $ 360,000 $ 90,000 $ 55,000 $ 505,000 13% $ 35,000 $365,000 1 10% $ 870,000 23% $ 3,816,000 $ 4,686,000 $530 51 Lafayette Sewer Renovations,Phase 12 8446 05-Apr-18 8,800 $ 339,000 $ 70,000 $ 46,000 $ 455,000 14% $ 15,000 $390,000 12% $ 845,000 27% $ 3,173,600 $ 4,018,600 $458 52 North Orinda Sewer Renovations,Phase 6 8445 03-May-18 8,500 $ 315,000 $ 90,000 $ 87,000 $ 492,000 14% $ 33,000 $350,000 10% $ 842,000 24% $ 3,492,000 $ 4,334,000 $514 Average LF/Project since 2003: 8,445 $ 342,969 106,231 $268,119 $ , 88 2,552,586 Average LF/Project for last 5 years: 9,329 $ 524,200 $ 86,455 $377,767 $ 901,967 $ 2,811,020 $ 3,712,987 $407 Total renovated since 2000(CIPP,sliplining,interceptors,spot repairs projects are not included): 439,150 LF 83.2 Miles Average per year as of 2018: 5.5 Miles Average TCC Industry Average for Pipe Systems Projects(CA Multi-Agency CIP Benchmarking Study.Annual Report-Updated 2016.Tables 3-6 and $ 1,070,000 $ 10,070,000 ZL Pages 18 and 19.) $ 820,000 $ 820,000 TCC-Total Construction Cost:construction contract,change orders,utility relocation,and construction by agency forces(CSO). Total Project Delivery-Includes Design and Construction Management.Does not include RoW. All costs are not adjusted for inflation. Public Outreach and Interagency coordination was not included in calculations of Industry Averages. Prices are not adjusted for inflation. June 11, 2018 EOPS Regular Committee Meeting Agenda Packet- Page 6 of 23 1 of 2 Page 3 of 3 Lit K 2013 2016 .ft Table 3-6 ' r Table 3-6 Average Project Delivery Costs by Project Type(%of TCC} Project Delivery Costs by Project Type (°f°of TCC) (Full Range of TCC) [Full Range of TCCw 0z } m n n m y T II p u R n •, � •� ' o Type _' �TYPe � �_ _I' ' J�JJJJJ JJJSJJJ = o v - o' a = a' o' Municipal Facilities 19% 14% 33% 2.35 88 Municipal Facilities 239 20% 43% 1.50 75 Parks 28% 21% 49% 0.49 53 Parks 29% 21% 50% 0.68 47 Pipe Systems 23% 20% 42% 1.06 270 Pipe Systems 25% 22% 47% 1.07 276 Streets 25% 20% 45% 0.74 244 Streets 31% 19% 50% 0.89 204 Average 24% 19% 43% 0.92 655 All Types 27% 21% 48% 1.00 602 ';4 - G — Table 3-7 Table 3-7 r .r Project DoIivery Costs by Project Type(%of TCC) Average Project Delivery Costs by Project Type [°Io of TCC} P4 �,� . (Smaller Project Subset of TCC) 180th Percentile Subset of TCC} rt may• v o � o a = � 9 0 S ►�, ,+ ip m N m w to m of w E• v g. �� t(i .' -/. • I Type U m ti= ¢ 'c'a- c n u T e -CD n a 3 c /�. F1 :" '• • 1 ;. j ` �- Municipal Facilities 25% 21% 46% 1 n7 .;p •� ��t � �• Municipal Facilities 21 l0 14:6 35% 1.a0 riff 1 t Parks 3196 2396 54% '•_ 37 Parks 30% 23% 53% 0.42 43 T Pipe Systems 27% 23% 5d% !1 82 220 tt � Pi e Systems 2596 2196 46% 0.76 217 �: } ,..� Streets 33% 20% 53% 18.2 163 Streets 27% 21% 48% 0.52 195 r.., Average 26% 2090 4$96 [7.65 525 All Types 20% 22% 51% 0.77 481 Notes' Notes: ' y 1.Project Delivery percentages represent arithmetic averages of the individual projects and do not represent Project Delivery percentages represent arithtneuc averages or the Individual projocts and do not represent the the results from the regression analyses. results from the regresslon analyses. 2.Project Delivery percemages vary from year to year based on the selection and the composition or the ~ x project Delivery perecr tag"vary rrnm year to year basvxi on the seltetion and the composition of tltc projects projects in the database_ �ttA ,ti - in the database- 3.Total excludes projects delivered by alternative delivery mechanisms such a design-build,jOC,and CMS � _!�o; F 3 Total excludes projects delivered by alternative delivery mechanisms such a design-builct 70C,rind CM@Risk. Risk Projects delivered byalternative techniques are retained in thedatabase butnot analyzed.These projects �, ._ r• •• - - are not included In the projects selected for analysis in the Smdy. r�r . Projects delivered by alternative techniques are retained in the database but not analyzed.These projects are not Included in the 655 projects salcr&A for analysis In the Update 2013 Study. dimA June 11, 2018 EOPS Regular Committee Meeting Agenda Packet- Page 7 of 23 2 of 2