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Home My WebLink About2018-05-09-PBC-min.rev 13 S177516? NtiC TOWN OF LEXINGTON k A Permanent Building Committee a 3 A Permanent Members Lan ARRILI9Y' , Co-Chairman: Jon Himmel&Co-Chairman Dick Perry Fx'"(651O Philip Coleman, Charles Favazzo, Carl Oldenburg, Peter Johnson, Howard Hobbs Project Specific Members Clarke&Diamond Schools Hastings Elementary Fire Station Visitors Center Pelham Road Margaret Coppe Curt Barrentine Robert Cunha Joel Berman Hank Manz Edwin Goodell Andrew Clarke Joseph Sirkovich Peter Kelly Teresa Wilson May 09, 2018 Members Present: Jon Himmel, Dick Perry, Andrew Clarke, Curt Barrentine-Call in, Teresa Wilson Members Absent: Philip Coleman, Charles Favazzo, Carl Oldenburg, Peter Johnson, Howard Hobbs Hank Manz DPF Staff: Mike Cronin/Director of Public Facilities, Mark Barrett, Ann Marie Ponzini 7:00 - The meeting was called to order— 201 Bedford Street, Cafeteria 1. Hastings Update— Michael Burton & Christina Shefferman (Dore & Whittier), Donna DiNisco & Vivian Low LQNisco Design) Minutes submitted by Christina Shefferman. M. Burton presents to the PBC the IGMP2 presentation. Agenda includes: iGMP2 Summary (Concrete/Steel) Construction timeline GMP Development timeline Financial summary IGMP Summary: Bidder summary • Concrete 4 (of 8) bidders within a range of$2.4-$2.8M • Steel 3 (of 6) Bidders within a range of$3.1 - $3.6M • All bidder able to provide manpower and equipment to facilitate our schedule Scope included • Concrete— Foundations, flatwork, site concrete, reinforcing for Elec duct bank. Awarded to Federal Concrete • Structural Steel Awarded to Norgate Metal Inc. • Insulation /Vapor Barrier for Concrete — under slab insulation and perimeter foundation wall insulation. Awarded to Federal Concrete Scope not yet purchased (from iGMP1 & iGMP2) • Athletic & Recreational surfacing • Landscape • Misc. Site improvements 201 BEDFORD STREET 9 LEXINGTON, MASSACHUSETTS 02420 Construction Timeline Approval of this iGMP2 allows CM to award the concrete and steel immediately upon approval to secure contractors (manpower, materials, & equipment) for this summer's work as well as begin the submittal and approval process for materials. Timeline • Award Concrete & Steel contractors 5/10/18 • Submittal /shop drawing process (Structural Steel) Thru July • Submittal /shop drawing process (Concrete) Thru June • Construction Start date 6/8/18 • Concrete Mobilization July 18 • Structural Steel Mobilization October 18 GMP Development Timeline Based on the utilization of Early Release Packages (ERPs) the project team anticipates 4 interim GMPs prior to the 511 and final GMP. Timeline • iGMP1 —4/12/18 Earthwork, Geothermal, Ledge Removal, Site utilities • iGMP2 — 5/9/18 Foundations, Concrete (including insulation and vapor Barriers & Steel • iGMP3— 6/14/18 Temp gas line, damp proofing foundations • iGMP4 — 10/11/18 Mason, Misc. Metals, Glazing, Thermal / Moisture Protection, Finishes, Elevator, Fire Suppression, Plumbing, HVAC, Electrical, Landscape, playground surfacing, misc. site improvements • Final GMP — 12/13/18 Existing conditions, Rough/Finish Carpentry, Storefront Curtain wall, (remaining) Thermal / Moisture Protection, Non Trade Finishes, Specialties, Equipment INTERIM GMP (iGMP2) Description Control iGMP2 Delta Concrete* $2,255,468 $2,581,157 $325,689 Steel $4,004,872 $3,889,916 <$114,956> Revised Earthwork (Footing Elevations revised since GMP1) $42,656 Net Variance from Control Budget without Contingency $253,389 Remaining overage from GMP1 $162,253 Total $413,642 Design Contingency (12.8%) <$263,201> Escalation Contingency (13.5%) <$150,441> Total Contingency utilized for GMP2 <$413,642> *=Includes $190,233 reallocated to concrete from Division 7 Control Estimate (Cost of all bid packages) $41,215,865 Value Concrete/ Steel (excluding GCs) $5,767,593 Represents 14% PBC Meeting 05.09.18 2 INTERIM GMP (iGMP2) Value of work purchased compared to control budget iGMP1 iGMP2 Total Control Estimate (Cost of all bid packages) $41,215,865 $41,215,865 $41,215,865 Value Scope included in GMP (excluding GCs) $7,645,429 $5,767,593 $13,413,022 Represents 18.5% 14% 32.5% Design and Escalation utilized 18.5% 13% 31.5% Below the line costs (GR's, GC's, Bonds & Insurance) $1,979,835 Total for iGMP 2 $7,747,778 Contingency Balance Summary Control Post-GMP1 Post-GMP2 Design $2,060,793 $1,679,546 $1,416,345 Escalation $1,114,374 $908,215 $757,774 Motion to approve $7,747,778 iGMP2 for the Hastings Project. Seconded -APPROVED For the Maria Hastings Elementary School Project. Quick update for construction schedule. Groundbreaking 6/13 9:30am at school. Invitation and program. Listed members of PBC. Want to confirm everything listed correctly. WBI will be onsite in early June, working on permitting, take entire site once school is out. Concern about steel prices. SC. End of school the 22"d Hastings portion ends at 7:21 pm. 2. LCP Prosect— Donna DiNisco & Vivian Low(DiNisco Design), Donna's presentation discussed that a 75% cost estimate will be done around 4/15/18. The early site package was awarded to S & R Corporation. • Approval of Pre-Qualified Bidders— May 24, 2018 • Bid Set Goes Out - July 2, 2018. A.M. Fogerty (DiNisco) & Mariko Hall hired by TOL • Schematic Design & 75% Cost Design - November 7, 2018 • Updated Design Development w/Early Site Package 11/06/18 • Value added alternates come from PVC Roof and Zinc Wall Panel. The early site package came in at $1.4mil Note on ACM detected in existing building foundation, basement area. The recommendation of going 2 feet below footings is not required. Footings are pretty deep for fill. This reduction in depth will result in a savings. PBC Meeting 05.09.18 3 3. General & Other Business Jon H. recapped the Sustainability discussion from the 4/3/18 PBC Meeting. Policy& Procedure, implementing a Matrix and how it relates to executing projects was discussed. Feedback is needed and in a workshop format. Capital Expenditures Committee (CEC) representative asked where their involvement, if at all, would be needed. March 18th, 2018 PBC minutes reviewed. Motion by PBC to accept 3/18/18 minutes as amended. Seconded—APPROVED Motion to adjourn was made and seconded: Meeting adjourned at 9:30pm. PBC Meeting 05.09.18 4