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R E E N I G N E NB+C ENGINEERING SERVICES, LLC. 100 APOLLO DRIVE SUITE 303 CHELMSFORD, MA 01824 (978) 856-8308 T N A C I L P P SITE NAME: W254BR CAMBRIDGE MARRIOTT A 4880 SANTA ROSA ROAD CAMARILLO, CA 93012 (805) 987-0400 R 265-275 MAIN STREET CAMBRIDGE, MA 02142 N MIDDLESEX COUNTY O I W254BR T A CAMBRIDGE MARRIOTT M R O 265-275 MAIN STREET SITE INFORMATION VICINITY MAP DRAWING INDEX F N I CAMBRIDGE, MA 02142 E T SITE NAME: W254BR CAMBRIDGE MARRIOTT T-1 TITLE SHEET I MIDDLESEX COUNTY S SITE ADDRESS: 265-275 MAIN STREET C-1 ROOF PLAN & ELEVATION CAMBRIDGE, MA 02142 A-1 SPECIFICATIONS LATITUDE (NAD 83): 42° 21' 46.44" LONGITUDE (NAD 83): -71° 05' 10.02" REVISIONS JURISDICTION: CITY OF CAMBRIDGE COUNTY: MIDDLESEX COUNTY D R PARCEL OWNER: ZUCKERMAN, MORTIMER B., O C EDWARD H. LINDE & DAVID BARRETT, TRS. E ADDRESS: 800 BOYLSTON STREET, STE #1900 R N BOSTON, MA 02199 G I S E PARCEL AREA: 1.32± ACRES D B 05/01/17 REVISED MJS MBLU: 44-106 A 04/24/17 PRELIMINARY MJS ZONING CLASSIFICATION: MIXED USE DEVELOPMENT (AMES STREET DISTRICT) REV DATE DESCRIPTION BY GROUND ELEVATION: 9.0'± (AMSL) STRUCTURE TYPE: ROOFTOP STRUCTURE HEIGHT: 293.0'± (AGL) SITE P M APPROVAL BLOCK A T S / L D A E N V D D O D I O E E E S R V V T S P E O O O E P S R R I F N A P P V S O P P S I E R A A A CODE COMPLIANCE D R P ALL WORK AND MATERIALS SHALL BE PERFORMED AND INSTALLED IN ACCORDANCE WITH THE CURRENT EDITIONS OF PROPERTY OWNER DATE THE FOLLOWING CODES AS ADOPTED BY THE LOCAL GOVERNING AUTHORITIES. NOTHING IN THESE PLANS IS TO BE CONSTRUED TO PERMIT WORK NOT CONFORMING TO THE LATEST EDITIONS OF THE FOLLOWING CODES. PROJECT TEAM 2009 INTERNATIONAL BUILDING CODE ANSI/TIA-222-G (MASSACHUSETTS AMENDED 8TH EDITION) SALEM MEDIA GROUP DATE R APPLICANT: SALEM MEDIA GROUP E TIA 607 E KRUPAKARAN KOLANDAIVELU, P.E. 4880 SANTA ROSA ROAD N 2014 NATIONAL ELECTRICAL CODE I MA PROFESSIONAL ENGINEER LIC. #50019 CAMARILLO, CA 93012 G INSTITUTE FOR ELECTRICAL & ELECTRONICS ENGINEER 81 N (805) 987-0400 2009 NFPA 101, LIFE SAFETY CODE MARRIOTT HOTEL DATE E IEEE C2 NATIONAL ELECTRIC SAFETY CODE LATEST EDITION ENGINEERING FIRM: NB+C ENGINEERING SERVICES, LLC. 2009 IFC - REFERENCE 527 CMR 100 APOLLO DRIVE, SUITE 303 TELECORDIA GR-1275 CHELMSFORD, MA 01824 AMERICAN CONCRETE INSTITUTE (978) 856-8308 ANSI/T 311 SITE ACQUISITION DATE E AMERICAN INSTITUTE OF STEEL CONSTRUCTION L T I T MANUAL OF STEEL CONSTRUCTION 13TH EDITION T E TITLE SHEET CONSTRUCTION MANAGER DATE E H DO NOT SCALE DRAWINGS S THESE DRAWINGS ARE FORMATTED TO BE FULL-SIZE AT 24"X36". CONTRACTOR SHALL ZONING DATE VERIFY ALL PLANS AND EXISTING DIMENSIONS AND CONDITIONS ON THE JOB SITE AND SHALL IMMEDIATELY NOTIFY THE DESIGNER / ENGINEER IN WRITING OF ANY R DISCREPANCIES BEFORE PROCEEDING WITH THE WORK OR MATERIAL ORDERS OR BE E B RESPONSIBLE FOR THE SAME. CONTRACTOR SHALL USE BEST MANAGEMENT PRACTICE M TO PREVENT STORM WATER POLLUTION DURING CONSTRUCTION. RF ENGINEER DATE U N T E E T-1 H S C-1 1 ROOF PLAN SCALE: 1" = 20' = 1" SCALE: 20 0 10 GRAPHIC SCALE GRAPHIC 1 INCH = 20 FEET 20 (IN (IN FEET) 40 80 C-1 2 ELEVATION SCALE: 1" = 20' = 1" SCALE: 20 0 10 GRAPHIC SCALE GRAPHIC 1 INCH = 20 FEET 20 (IN (IN FEET) 40 80 HAS NOT BEEN COMPLETED. DRAWINGS ARE SUBJECT ARE DRAWINGS COMPLETED. NOT BEEN HAS STRUCTURE TO SUPPORT THE PROPOSED LOADING THE TOPROPOSED SUPPORT STRUCTURE NOTE: STRUCTURAL TO CHANGE PENDING A FULL STRUCTURAL REPORT. CHANGETO PENDINGFULL A STRUCTURAL AN ANALYSIS OF THE CAPACITYEXISTING THE OF LEASE EXHIBIT SHEET NUMBER SHEET TITLE ENGINEER PROFESSIONAL STAMP DESIGN RECORD SITE INFORMATION APPLICANT ENGINEER REV MA PROFESSIONAL ENGINEER LIC. #50019 LIC. ENGINEER PROFESSIONAL MA B A CAMBRIDGE MARRIOTTCAMBRIDGE NB+C ENGINEERING SERVICES, LLC. SERVICES, NB+C ENGINEERING CAMBRIDGE, MA 02142 KRUPAKARAN KOLANDAIVELU, P.E. KOLANDAIVELU, KRUPAKARAN ROOF PLAN & 265-275 MAIN STREET MIDDLESEXCOUNTY 05/01/17 04/24/17 DATE ELEVATION 4880 SANTA ROSA ROAD ROSA SANTA 4880 REVISIONS CAMARILLO, CA 93012 C-1 CHELMSFORD, 01824 MA (805) 987-0400 (805) W254BR 100 APOLLO DRIVE 100 APOLLO (978) 856-8308 DESCRIPTION SUITE 303 SUITE PRELIMINARY REVISED MJS MJS BY LEASE EXHIBIT SHEET NUMBER SHEET TITLE ENGINEER PROFESSIONAL STAMP DESIGN RECORD SITE INFORMATION APPLICANT ENGINEER REV MA PROFESSIONAL ENGINEER LIC. #50019 LIC. ENGINEER PROFESSIONAL MA B A SPECIFICATIONS CAMBRIDGE MARRIOTTCAMBRIDGE NB+C ENGINEERING SERVICES, LLC. SERVICES, NB+C ENGINEERING CAMBRIDGE, MA 02142 KRUPAKARAN KOLANDAIVELU, P.E. KOLANDAIVELU, KRUPAKARAN 265-275 MAIN STREET MIDDLESEXCOUNTY 05/01/17 04/24/17 DATE 4880 SANTA ROSA ROAD ROSA SANTA 4880 REVISIONS CAMARILLO, CA 93012 A-1 CHELMSFORD, 01824 MA (805) 987-0400 (805) W254BR 100 APOLLO DRIVE 100 APOLLO (978) 856-8308 DESCRIPTION SUITE 303 SUITE PRELIMINARY REVISED MJS MJS BY DanversDanvers W254BR.C BPFT-20160129AXL 100.3 FM Boston, Relocation to the CambridgeBeverlyBeverly Marriott Hotel LLittletonittleton CommonCommon WilmingtonWilmington LynnfieldLynnfield W254BR.C Proposed Population Report for All Contours PinehurstPinehurst PeabodyPeabody Boston, MA Boston, MA ReadingReading 2010 US Census SalemSalem BPFT20160129AXJ Marriott Cambridge Population 070-50-00 W 071-20-00 W Channel: 262D Channel: 262D BurlingtonBurlington 071-10-00 W WakefieldWakefield 071-00-00 W W254BR.C (262) [ Boston, MA ] MarbleheadMarblehead Latitude: 42-21-41 N Latitude: 42-21-46 N FCC F(50-50)MarbleheadMarblehead 60.00 dBu 696,706 Longitude: 071-04-54 W42-30-00 NLongitude: 071-05-10 W Proposed (262) [ Boston, MA ] ERP: 0.25 kW ERP: 0.25 kW WoburnWoburn StonehamStoneham FCC F(50-50) 60.00 dBu 749,252 HAAT 49.65 m HAAT 68.14 m SaugusSaugus LynnLynn Frequency: 100.3 MHz Frequency: 100.3 MHz SaugusSaugus WestWest ConcordConcord MelroseMelrose AMSL Height: 70.0 m AMSL Height: 89.0 m WinchesterWinchester LexingtonLexington Elevation: 3.0 m Elevation: 3.0 m MaynardMaynard Horiz. Pattern: Directional Horiz. Pattern: Directional Study Date: 3/8/2017 Study Date: 3/8/2017 MaldenMalden NahantNahant MedfordMedford ArlingtonArlington MedfordMedford EverettEverett RevereRevere BelmontBelmont ProposedProposed AntAnt PatternPattern ChelseaChelsea SomervilleSomerville WalthamWaltham CambridgeCambridge WinthropWinthrop W254BR.C ProposedWatertownWatertownProposedProposed Proposed Proposed Proposed Proposed Proposed Proposed BostonBoston W254BR.CW254BR.C W254BR.C W254BR.C W254BR.C NewtonNewton 6060 dBudBu ContoursContours CochituateCochituate 42-20-00 N HullHull WellesleyWellesley NeedhamNeedham FraminghamFramingham ee QuincyQuincy DoverDover DedhamDedham HinghamHingham nn FCC FM Model: 0.3870 µW/cm² @ 98 meters MaximumBraintreeBraintree BraintreeBraintree WeymouthWeymouth NorthNorth ScituateScituate Using a Shively 6815 opposing U directional dipole. Scale 1:250,000 This is less than 0.20 % of the Maximum Permissible km NorwoodNorwoodExposure for uncontrolled public areas. 0369ScituateScituate MedfieldMedfield V-Soft Communications LLC ® © RandolphRandolph W254BR CP Mod Boston to Marriott Bldg, Sheet 1 MarshfieldMarshfield HillsHills dd WalpoleWalpole SharonSharon W254BR FMTranslator Fill-In for WROL AMBoston, Relocation Proposal W254BR CP Mod Boston to Marriott Bldg, Sheet 2 W254BR CP Mod Boston to Marriott Bldg, Sheet 3 Proposed 03-08-2017 RMS(V)= .687 Graph is Relative Field Azi Field dBk kW 0° 000 0.150 -22.499 0.006 010 0.115 -24.807 0.003 020 0.115 -24.807 0.003 030 0.115 -24.807 0.003 040 0.115 -24.807 0.003 315° 45° 050 0.120 -24.437 0.004 060 0.150 -22.499 0.006 070 0.336 -15.494 0.028 080 0.697 -09.156 0.121 090 0.944 -06.521 0.223 100 1.000 -06.021 0.250 110 1.000 -06.021 0.250 120 1.000 -06.021 0.250 130 1.000 -06.021 0.250 140 1.000 -06.021 0.250 150 1.000 -06.021 0.250 160 1.000 -06.021 0.250 270° 90° 170 1.000 -06.021 0.250 180 1.000 -06.021 0.250 190 1.000 -06.021 0.250 200 1.000 -06.021 0.250 .25 210 1.000 -06.021 0.250 220 1.000 -06.021 0.250 230 1.000 -06.021 0.250 240 0.883 -07.101 0.195 .50 250 0.574 -10.842 0.082 260 0.261 -17.688 0.017 270 0.152 -22.384 0.006 280 0.133 -23.544 0.004 .75 290 0.140 -23.098 0.005 225° 135° 300 0.150 -22.499 0.006 310 0.182 -20.819 0.008 320 0.200 -20.000 0.010 330 0.200 -20.000 0.010 1.0 340 0.200 -20.000 0.010 180° 350 0.175 -21.160 0.008 W254BR CP Mod Boston to Marriott Bldg, Sheet 4 W254BR CP Mod Boston to Marriott Bldg, Sheet 5 W254BR CP Mod Boston to Marriott Bldg, Sheet 6 W254BR CP Mod Boston to Marriott Bldg, Sheet 7 Shively Labs® Model 6815 FM broadcast antenna Shively standard features: • Power up to 7.5 kW per bay. • Economical and easy setup. • Directional configurable. • Allows multiplexing of closely-spaced stations (< 2.2 MHz separation). • Full- or half-wave-spaced configurations available. • Optional fine-matching transformer available. • Radomes optional. • Pressurization to 5 psig during operation (10 - 12 psig purge). • Pattern studies available. Performance specifications: Operating frequency range: 88 - 108 MHz VSWR bandwidth: 1.05 : 1 or better at center frequency 1.1 : 1 to ± 200 kHz from center frequency 1.15 : 1 or better to ± 400 kHz Power rating: 7.5 kW per antenna bay; 15 kW per array. Contact factory for higher-power arrays.