City of balt electrical distribution

Presented by:

Jim Barrett, PE, AIA Associate, LEED AP

Dave Wetzel, PE

Qayyum Abdul, PE, LEED AP BD+C January 10, 2013

City of Baltimore - Electrical Distribution Reliability Improvements, Physical Security and On-site Power Generation at BRWWTP and PWWTP

Agenda

» Introductions

» About BKM

» Responses to Questions

» Questions

Who is BKM?

» Burdette, Koehler, Murphy & Associates, Inc. Established in 1968

» 40-person firm providingmechanical / electrical / plumbing engineering

» 17 PEs / 13 LEED APs

» Market Sectors

» Government

» Mission Critical

» Corporate

» Healthcare

» Higher Education

» K-12 Schools

Who are our Clients?

» 60% of our work consists of federal, state, and local government projects

» 80% of our work consists of renovation work within occupied buildings

» Our government clients include the following:• Baltimore City DPW

• Maryland Department of General Services

• Baltimore County Government

• Carroll County Government

• NOAA

• NASA

• EPA

• USDA

Project Team Members

» Burdette, Koehler, Murphy & Associates, Inc.Electrical Engineering

» KES Engineering, Inc. (MBE)Electrical Engineering (Ronaldo Mojica, PE)

» Phoenix Engineering, Inc. (MBE) Cost Estimating (Malini Gupta Glueck, PE)

» Additional Team Members as Needed

BKM Project Personnel

James L. Barrett, PE, Principal-in-Charge

» 28 years in the industry

» Extensive experience with project contractual issues

» Numerous occupied / phased renovations

» Experience working with Department of Public Works for Baltimore County, Carroll County, and Montgomery County

» Experience working for Baltimore City:

• Current contracts include a Baltimore City school renovation at Bentalou

• Current on-call contract for Baltimore City Public School System


David M. Wetzel, PE, Project Manager/Lead Electrical Engineer

» 21 years in the power systems design industry

» BS and MS in electrical power systems engineering

» Former waste/stormwater electrical engineer, while at JMT

» Former power system field service engineer, while at ABB

» Former power system engineer while at BGE

» Experience in waste/stormwater, substations, power utility, airports, marine terminals, industrial, healthcare, laboratories, and other general building facilities

» Project Manager for numerous prime contracts


Qayyum Abdul, PE, Electrical Engineer

» 7 years of electrical design experience in the industry

» BS in electrical and electronics engineering

» MS in electrical power systems engineering

» Former electrical design engineer for waste/stormwater systems while at JMT

» Former electrical engineer while at Interstates Engineering

» Over 5 years experience in design of electrical systems for wastewater treatment plants and industrial facilities

» Extensive experience in power system modeling and analysis of industrial facilities

Team’s Wastewater/Stormwater Experience

• Patapsco WWTP, ENR Modifications (Contract No. 855), City of Baltimore, MD – new 400kW generator - $20 M.

• Throop WWTP, Nutrient Reduction and Expansion, Lackawanna River Basin Sewer Authority – new 800kW generator, 2 new 65kW cogenerators - $ 23 M.

• Mystic Harbour WWTP, Upgrade and Expansion, Worchester County, MD – new 550kW generator.

• Throop WWTP, Headworks Wet Weather Improvements, Lackawanna River Basin Sewer Authority - $7 M.

• Emporia WWTP, Modifications to Solids Handling Facilities, Emporia, VA – generator system evaluation and modifications .

• Chesapeake Terrace WWPS, Pump Station Improvements, Baltimore County, MD – new 125kW generator.

• Greenhill Cove WWPS, Pump Station Improvements, Baltimore County, MD – new 100kW generator.

• Masseth Avenue WWPS, Pump Station Improvements, Baltimore County, MD – new 100kW generator.

• Maple Avenue SWPS, Pump Station Renovations, Norfolk, VA – new 450kW generator.

• First View SWPS, Pump Station Renovations, Norfolk, VA – new 550kW generator.

• Pump Station #1 SWPS, Pump Station Renovations, Norfolk, VA.

• Brambleton Avenue SWPS, Pump Station Renovations, Norfolk, VA.

• Monticello Avenue SWPS, Pump Station Renovations, Norfolk, VA.

• Virginia Beach Boulevard SWPS, Pump Station Emergency Generator, Norfolk, VA.

WW/SW experience was performed by Dave Wetzel, PE and Qayyum Abdul, PE, LEED AP BD+C while at JMT.

Experience in investigations, evaluations, repairs, renovations and new construction of electrical systems.

Johns Hopkins Keswick Campus, Switchgear Replacement Projects, Baltimore MD - $6 M

Question 1

• Prime consultant (North Building)

• 500,000-square-foot campus facility

• Two-source medium voltage primary-secondary-selective system

• Replace two 13.2kV BGE service entrance switchgear line-ups

• Replace/upsize two 13.2kV-480V double-ended unit substations

• Replace/modify 13.2kV underground feeder system

• Evaluate/reconnect 1.9MW existing on-site generation

• Phased occupied construction – 12 construction phases

2012 Craftsmanship Award for Electrical Work for

Keswick North Building from The Building Congress & Exchange


911 Call Center, Baltimore County, MD - $7 M

Question 1

• New 20,000-square-foot call center in existing 300,000-square-foot courthouse building

• New 13.2kV-480V medium voltage primary selective unit substation

• Existing two-source medium voltage primary-secondary selective system

• New mission critical 900kW generator and uninterruptible power supply (UPS) facility

• Phased occupied construction


I-95 Travel Plazas, Maryland House and Chesapeake House, Maryland Transportation Authority - $45 M

Question 1

• Two new facilities combined 80,000-square-feet

• Includes building, site, and 12 restaurants

• Two major 2,500 A utility service entrances

• Combined 1.5MW on-site generation

• Design team includes approximately 20 design consultants in 10 states and 3 countries

Manpower availability to complete the project on-time and within budget for prime-consultant and sub-consultants, including performing quality control/quality assurance tasks at critical stages. Question 2

» Combined team of 120 design professionals

» 20 licensed mechanical and electrical engineers

» 5 dedicated professional electrical engineers

» In-house quality peer review and budget analysis at every milestones

» Coordination/constructability review for quality assurance

Question 3

Experience and knowledge in the design of on-site standby power generating facilities with an equivalent capacity equal to or great than 2.0 Mega Watts.

Greater Baltimore Medical Center (GBMC), Emergency Generator Installation, Baltimore, MD - $ 4M

• Prime consultant (MEP) additional consultants include architectural, structural, and geotechnical

• 1,000,000-square-foot facility

• 8MW on-site generating capacity – single facility

• Two new 3MW generators and one existing 2MW generator

• New paralleling switchgear

• Existing two-source medium voltage campus distribution system with three primary selective substations

• 17 automatic transfer switch (ATS) generator starting commands

• Phased occupied construction – 21 construction phases

Question 3



• Entire facility electrical load evaluation

• Generator starting sequence

• Generator capacity calculations

• Short circuit study

• Coordination study

• Generator control design

• Underground feeder system design

• Fuel system design/modifications

• Exhaust system design

Question 3



Lessons Learned:

• Short circuit study – impact on existing system

• IBC seismic requirements

• Feeder separation

• Factory witness testing

• Generator controls

Experience in design of medium voltage secondary selective sectionalized power distribution centers.

Medium Voltage Secondary Selective

Question 4

• Main-tie-main breakers

• Closed main breakers

• Open-tie breaker

• Supplied by two incoming sources

Experience in design of medium voltage secondary selective sectionalized power distribution centers.

Two-Source Primary – Secondary Selective

Question 4

Experience in design of medium voltage secondary selective sectionalized power distribution centers &

Experience in design of underground redundant power systems to maintain power in the event of a single feeder fault.

Relevant Experience:

Question 4 & 5

BWI Airport, Substation and Distribution System Upgrades•Two new 34.5kV BGE service entrance switchgear line-ups, four new 13.8kV double-ended switchgear line-ups, and medium voltage distribution system

BWI Airport, Terminal A/B Expansion•Three new 13.2kV-480V double-ended unit substations and medium voltage distribution system

BWI Airport, Central Utility Plant Upgrades•Two new 13.2kV-480V double-ended unit substations, one new 13.2kV-4,160V double-ended unit substation, and medium voltage distribution system

Johns Hopkins Keswick Campus, Switchgear Replacement Projects•Two new 13.2kV BGE service entrance switchgear line-ups, two new 13.2kV-480V double-ended unit substations, and medium voltage distribution system

Johns Hopkins Bayview Medical Center, Building A and AA Switchgear Replacement Projects•Two new 13.2kV-208V double-ended unit substations

• AACPS Waugh Chapel Elementary School Addition

• Carroll County Public Schools -Main Data Center Feasibility Study

• Baltimore County Public Schools - West Towson Elementary School

• Baltimore County Public Schools - Administrative Office Relocations

• Baltimore County Courthouse 4th Floor Court Renovation

• Baltimore County Courthouse Electrical & Telecom Upgrades

• Baltimore County 911 Center Relocation

• Johns Hopkins University - Health & Counseling Center

• Johns Hopkins Hospital - Meyers 8th Floor Medical Library

• Johns Hopkins Medical Institute - Graduate Student Housing High Rise

• MdTA Travel Plazas - MD House & Chesapeake House

• VAMC Martinsburg - Consolidated Dispatch Center

• VAMC Wilmington - Building #5 Medical Training Center

• VAMC Wilmington - Site Enhancements - Site Security

• VAMC Perry Point Community Living Center

Experience in design of special systems for security systems, including CCTV systems, access control systems, and perimeter fencing systems.


Question 6

• BKM Prime (MEP) Consultant for 8MW On-site Generating Station. Consultants include:

• Architectural Sub-consultant

• Structural Sub-consultant

• Geotechnical Sub-consultant

Experience in geotechnical, civil, mechanical, electrical, structural, architectural, sound attenuation, and landscape design for power generation system buildings. Question 7


BKM has extensive experience utilizing additional specialty consultants on previous projects including civil, sound attenuation, and landscape design.

NEC: National Electrical Code• NEC Articles 500, 501, and 502: Hazardous (classified) Locations• NEC Article 504: Intrinsically Safe Systems• NEC Articles 700, 701, and 702: Emergency, legally required and optional standby

generator power systems

NFPA: National Fire Protection Association• NFPA 820: Standard for Fire Protection in Wastewater Treatment and Collection Facilities• NFPA 70E: Standard for Electrical Safety in the Workplace (Arc Flash)• NFPA 101: Life Safety Code• NFPA 110: Standard for Emergency and Standby Power Systems

OSHA: Occupational Safety and Health Act• OSHA Trained Professionals• BKM standard procedures are to follow OSHA Guidelines during site investigation

Experience in designing facilities in compliance with NEC, NFPA, NFPA 70E Arc Flash, OSHA standards. Question 8

Experience in overall team approach with MBE/WBE consultants participation.Question 9

KES Engineering, Inc. (MBE) Electrical Engineer• Dundalk Marine Terminal, Maryland Port

Administration, Sanitary Sewer Replacement

• Midshore Regional SW Facility II, Maryland Environmental Service at River Road, Ridgely, MD

• Garrett A. Morgan Water Works Plant Filter/Administration Building Modifications, Cleveland, Ohio

• Baltimore Grand Prix, Camden Yards Sports Complex

Phoenix Engineering (MBE)Cost Consultant• Urgent Needs WW Engineering Services,

Baltimore City, MD

• Back River WWTP, Blower Building Rehabilitation, Baltimore, MD

• Leakin Park Pumping Station Renovations, Baltimore, MD

• Earth Dam Rehabilitation, Baltimore City, MD

• Montebello Filtration Improvements, Baltimore City, MD

• Solid Waste Storage Facility, Baltimore City, MD

• Earth Dam Rehabilitation, Baltimore City, MD

• Stoney Run Sanitary Sewer Rehabilitation, Baltimore, MD

Johns Hopkins Keswick Campus, Switchgear Replacement Projects

• Coordination/evaluation for load increase, medium voltage switchgear replacement and construction outages.

911 Call Center, Baltimore County

• Coordination/evaluation for load increase, medium voltage substation addition and construction outages.

I-95 Travel Plazas

• Coordination/evaluation for new construction, load increase, and new service entrances for campus medium voltage distribution system.

GBMC, Coordination Study for New Generator Panelboards

• Coordination/evaluation of BGE feeder fault current for coordination study.

BWI Airport, Substation and Distribution System Upgrades

• Coordination/evaluation for load increase, new medium voltage service supply feeder, new medium voltage service entrance and equipment, circulating current study for medium and low voltage closed transition schemes and construction outages.

Experience in BG&E system coordination and evaluation of incoming power service feeders and switchgear.


Question 10

GBMC, Emergency Generator Installation Project

• Mitchell Scholtes, GBMC Construction Manager, 443-849-2149

Johns Hopkins Keswick Campus, Switchgear Replacement Projects

• Nick Farrell, Senior Director Facilities, Design & Construction, 443-997-3735

911 Call Center, Baltimore County

• Mike Smith, Project Manager, 410-887-2946

References

Questions?

City of Baltimore - Electrical Distribution Reliability Improvements, Physical Security and On-site Power Generation at BRWWTP and PWWTP

Documents

City of balt electrical distribution