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HomeMy WebLinkAbout20050824.tiff PcN SAL City&County of Denver JOHN W. HICKENLOOPER Mayor November 4, 2005 Weld County Commissioners Weld County PO Box 758 Greeley, CO 80632 Dear Sir or Madame: Enclosed is the report for the 3rd Quarter of 2005 (July 1, 2005 to September 30, 2005) from the Denver International Airport Noise Office. This report can also be found on our website at www.flydenver.com. Click on Airport Business and follow the Noise Management link to the reports page. If you have any questions regarding this report, or if I can be of further assistance, please contact me at (303) 342-2360. Sincerely, Andrea C. Christensen Denver International Airport Aviation Noise Analyst DENVER INTERNATIONAL AIRPORT Department of Aviation Airport Office Building 8500 Pena Boulevard Denver,Colorado 80249 303.342.2200 www.FlyI)enver.com //- /1-, (Cr. %fit-- cos—03<2 J Q 77--'---- 2 O DEN NOISE OFFICE a zt 'at) DEN 3RD QUARTER 2005 b„ "" NOISE REPORT S W OCTOBER 31, 2005 5:30 PM Z W THIRD QUARTER 2005 NEWS The number of potential Class II NEPS violations ber of households registering at least one com- registered during the third quarter of 2005 were up plaint decreased by 31%(81 vs.119 in 2004). INSIDE THIS Issue one,with 5,compared to the same quarter in Ten households registered a combined 65%of M 2004. There were four potential Class II NEPS total complaints. Please see pages seven and OMS SYSTEM 2 violations during the third quarter of 2004. Please eight for complaint and operational statistics. .6ft , see page six for NEPS information. ve DEN's leppesen HOTLINE POLICY 3 There was no potential 65 DNL noise contour Terminal at dusk. violation for the quarter. The 65 DNL contour con- The terminal roof's outer waterproof shell tinued to be completely contained within the is made of a Teflon ;JtEPS AND RMT 4 coated woven fiber MAP boundaries of the City and County of Denver. glass:the inner mem- ' .. brave i made of - '- "•' � "'1•� Please see page five for DEN contour map. uncoated woven fibs =?- - .....r. glass.The a d ".'. _ `3RD QUARTER 5 There were 25%fewer noise complaints re- outer roof membranes of p mroof a brans CONTOUR material. ceived during the quarter,as compared to the third quarter of 2004(776 vs.1037 in 2004). The num- NEPS TABLE 6 R-: WAKE VORTEX STUDY AT DEN f P'� 'OOM PLAT NT AND 7-8 As planes mosey 800 feet overhead,on their To determine where the sound is coming from, 4*OPERATIONAL STATISTICS way to touchdown at Denver International Airport, the system uses eight lasers in a row. The sound l',., there is a ghostly roar—caused by turbulence left in reaches each one at a different moment,and by IRWY UTILIZATION 9 the engines'wakes,mostly in the form of two hori- timing the interval,a computer can determine the zontal tornadoes,one near each wingtip. On bad direction the sound came from. A second row of weather days,it is the fear of those tornadoes, eight lasers on the other side of the runway also called wake vortexes,that determine how close gives a direction. The source of the sound—a the next airplane can follow,and that,in turn,de- vortex—is where those two lines meet in space. SPECIAL POINTS termines how many airplanes can land on a run- Technicians from Flight Safety Technologies of OF INTEREST: way in an hour. Finding the location of the invisi- Mystic,CT have installed lasers on towers at Den- s *5 potential NEPS ble tornado could be crucial to reducing air traffic ver International Airport in four different arrays, r, Yiolations,see page 6. delays. On good days,planes can follow each angled slightly,so they focus on a spot about six- ! ...,_, other at a distance of three miles or a little less, tenths of a mile from the towers,and about 1,000 "Operations are up,see while taking care to stay upwind of the plane feet in the air. This remote sensing,if it works, . ege T ahead,to avoid the wake turbulence. But when holds the promise of being able to put the equip- :Compiaints are down, pilots cannot see one another and predict the vor- ment on low structures on other airport grounds. t see page 7, tex location,controllers are supposed to direct •E... . Flight Safety Technologies,after seven years of them to stay three to six miles apart,depending on testing at various airports, hopes to have a system ;Complaint map,see plane type. Planes are most vulnerable to the tom 8 in place by next year that could tell controllers vortexes as they are landing because that is when when the wake vortex is not a factor,increasing t r they are flying most slowly,and slow planes have the capacity of some runways by 20 percent. poor control if a vortex starts to roll them over. P; Planes also generate the strongest vortex when -�`-'- they are slow because they tend to be flying with Sources: NY Times,Denver Post,DOT Volpe Center Surveillance and Assess- ment Division,and Flight Safety Technologies. nose pitched up. illiQUARTER 2005 NOISE REPORT OCTOBER 31, 2005 5:30 PM Page2 DEN AIRPORT NOISE AND OPERATIONS SYSTEM The DEN Airport Noise and The DEN ANOMS system In addition,the ANOMS Operations Monitoring System monitors noise levels at 27 system records weather in- , (ANOMS)is a state-of-the-art com- permanent and 4 portable formation from three remote puter system designed to enable noise monitoring terminals. stations,which include a .l the City and County of Denver to These terminals are located RACAL recording device to monitor aircraft noise in the vicin- throughout the Denver metro record pilot/controller radio ity of the airport. In addition to area(see map on page 3 for transmissions. monitoring noise levels,the sys- RMT locations). — — _ tem calculates Noise Exposure The system also records the Performance Standards.(NEPS) movement of all aircraft in the • _ ,t` ; at 101 grid points in Adams vicinity of DEN by utilizing FAA Remote Monitoring(see map on page 3 for g Terminal NEPS locations). air traffic control radar data. (RMT)with a weather collect- This makes it possible to match ing station. actual flights with noise events. ARTSMAP ARTSMAP is a specially de- the data. Currently,ARTS `k signed noise modeling program MAP is used at several major s7 __. that automatically creates noise airports nationally. It allows c„^• contours. ARTSMAP is designed the DEN Noise Abatement Of- ,, }RTSMAP iS to create contours from actual fice to perform noise data Rt__gned to radar flight tracks that our office analysis,generate daily auto- F -rte contours receives from the FAA ARTS sys- mated noise contours,receive !: tem which is sent via modem, detailed runway utilization,and °)^`„ actual eliminating the need for manual airline fleet mix identification. =r flight track data manipulation. The ARTS- MAP software is installed on a computer in the Noise Abate- .%�. ment Office. The program ana- lyzes,views,reports,and stores LAND USE AND ZONING Urban growth and develop- with a 10 decibel penalty ap- land use planning by the n`" ment in the areas surrounding plied to nighttime operations) surrounding jurisdictions, in DEN,particularly non-compatible is a line inside which,under accordance with guidelines r " residential and other noise- Federal guidelines,no residen- promulgated by the Denver sensitive land uses,is of utmost tial development should occur. Regional Council of Govern- `- concern to the City and County of The operational 65 Ldn ments and the Denver/ Denver. The Noise Office has Adams County Intergovern- noise contour for the airport,as developed noise contours sur- mental Agreement. Addi- created by ARTSMAP, is in- rounding the airport,inside which tional mapping for DEN that cluded in this report. However, DEN's Terminal tent roof view certain types of land uses are not includes the applicable noise for DEN,the 60 Ldn noise con- from the South. recommended. The 65 Ldn noise contours is available upon tour is used for compatible contour(average decibel level request. `3 ribs* 3RD QUARTER 2005 NOISE REPORT OCTOBER 31, 2005 5:30 PM Page3 DEN NOISE HOTLINE POLICY The purpose of the DEN Noise system,where specific corn- police action. Phone harass- Complaint Hotline is to provide plaints can be matched to indi- ment is a state criminal offense an opportunity for individuals to vidual flight tracks. It is essen- and can carry a jail sentence express their concerns regarding tial for all information to be en- and/or fine. Threats involving noise generated by aircraft oper- tered correctly in order for the aircraft and/or the airport are a t ating at DEN. Citizens are asked system to be effective. very serious matter and are a z to leave their name,address federal criminal offense. To Profanity will not be toler- and the date and time of their make a threat,even jokingly, ated,and will result in the com- DEN's FAA Control Tower is complaint on the hotline. Com- will result in a notification to the plaint not being registered. Any located on C Concourse. It is plaints are downloaded daily by Denver Police Department and 327 feet tall,or 33 stories attempt to deliberately tie-up or our Noise Analysts and then may involve an FBI investigation. high. transcribed into the ANOMS abuse the Hotline may result in GLOSSARY OF TERMS Sound: A rapid variation in air Nearly all aircraft sound level posed to a particular Ldn level. pressure,which is perceived by measurement is conducted us- These contour lines are nested the ear and brain as sound. ing A-weighting. in such a way that contours Noise: Generally considered to Equivalent Continuous Sound closer to the airport generally be any sound,which is deemed Level(Leo): A measurement of surround areas that experience higher noise levels than con- undesirable by an individual. the average sound energy ex- tours Decibel• Sound is measured by perienced over a period of time. farther out. Annual Ldn This average sound level is ex- contours are used to determine its pressure or energy in terms whether certain types of zoning pressed in decibels, in- of decibels. The decibel scale is and cludes a notation of the period or land uses are compatible with logarithmic;when the decibel particular annual Ldn noise lev- level increases by 6 dB,the of time,which it covers(such as Leg(24)for an average of the els. 65 Ldn is considered by measured sound is twice as many federal agencies to be the loud. sound level over a 24-hour pe- riod). level at which residential land , C:' Noise Abatement A measure or use becomes incompatible. action that minimizes the Day Night Level(Ldn): Also re- ferred to as DNL. Similar to a Remote Monitoring Terminal '§a` y► amount or impact of noise on (RMT): Consists of a noise level !"5. i a the environs of an airport. Noise Leg measurement,but is con- ducted over at least a 24-hour analyzer,a weatherproof micro- +f% abatement measures include aircraft operating time phone,a system controller,a span and includes a 10dB p g procedures power supply,and a dedicated and use or disuse of certain nighttime penalty. For an Ldn DEN Arrival calculation,all noise that occurs telephone line to download runways or flight tracks. These noise data to the ANOMS sys- at operating procedures are con- night(defined as 10:00 pm to tern,all mounted in a weather- 7:00 am)is artificially increased trolled by the FAA. proof cabinet. for the public's increased sensi- A-Weighted Sound Level(dBA): tivity to noise during these A type of sound level measure- hours. ment which reduces the effect of very high and very low fre- Noise Contour: A line surround- quencies in order to mimic the ing an airport that encloses a response of the human ear. geographic region,which is ex- 0 AREA 1 x — 1. ,,; . _ Cl) t� �: / rr .- t r, (/I `� ,`5 o rn a',OW t ( `. . * (C;) /EAX r. •. (4) •j h�; }eJ ''C) X Gla ' '' ((Curl 7Ci (i (i( 2 N Q ' i i" Q C C D " g. j XI M �_ AREA 2 (x.1• � ia m rn m s - - 3 m cm a i , P:Po t * ! x}:. - S. • .-' ! ` fGA 65 DNL CONTOUR(BLUE) 3 Z r 1�"J ® <<:7 �1 ,'. , *y 1 . / IGA 60 DNL CO TOUR(RED) Z > m 4 7� n wf 5 !F • '..'.. .•'.../.:.11...••'•- ‘.. ) C) @w0.' @r .•.,_ . O m �.. F r I - * ` D PJ -I O. N. lij O s.:.:i ! 1 c4 • ^ m '�. 1 .. 1. I- Z m a'r '� r _ I . \ Legend 3 cn r - ^p'-y@ cA4rI'., # � . .. ' 1 No •. 'pa' e 1 * \ • i \ , CD IGA 60 LDN Contour 0 c "1;:;-, '� /i (i ` I IGA 65 LDN Contour O — i A Commerce City _ o -- AREA ` '! _ Aurora I I ® ( ���` 9 t I L : 1 Brighton d z XP `� �/ 41, I Denver z 7. / ; " N ;t,...._ ,iii ort nn m -o IN _.........1.1......_.......-_..--------..� �► CI " -- _ . . ... �^� - 3 Nhomfon N_ .. CIO. Ingle ': + T N A _IA ,I _ / * Noise Monitoring Sites A, r:*0 0*0 0 \ x. j I 0••Mi 0 1 2 3 r l ,(Rj r.... ., .c,mrs O' DEN Noise Exposure Points, IGA 60 and 65 LDN Contours, and Noise Monitoring Sites. - IVEN:SRO QUARTER 2005 NOISE REPORT OCTOBER 31, 2005 5:30 PM Pages 3RD QUARTER 2005—DEN 65 LDN CONTOUR N 1Weld W —a d o ii— E O s , )o .f w �, A Op se cc, � O�p �� Qr .�.s' � ° r, 1 Adams 1 ! 1 a (...‘,:--f / i t 1 \- i Adams I I o r. W �` • 1 i r\. Rocky 1 Mountain 1- '' Arsenal _.. ._.__2. ._.! i J r-_, Legend _ �> g I i DEN Property Line aj !�J/ i j County Boundary Noise Contours IGA 65 LDN Denver 4:. --I—L \• - DEN 3q05 65 LDN Contour R ;, Adams \\ `s r—_ Arapahoe Miles DEN 3q05 65 LDN Contour 0 0.5 1 2 3 4 ' utN 3R0 QUARTER 2005 NOISE REPORT OCTOBER 31, 2005 5:30 PM Page6 3RD QUARTER 2005—DENVER/ADAMS COUNTY IGA NEPS VALUES Area 2 Area 1 3Q05 3Q05 Grid IGA Annual Calculated Difference Grid IGA Annual ' Calculated Difference Points Leq(24) Leq(24) Leq Points Leq(24) Leq(24) I Leq A,1 38.6 36.3 -2.3 C,4 44.2 36.7 -7.5 A,2 37.6 37.3 -0.3 C.5 36.7 34.6 -2.1 A,3 42.3 38.3 -4.0 C,6 36.0 33.7 -2.3 ^ A,4 45.3 38.9 -6.4 D,4 41.1 36.2 -4.9 A,5 43.9 39.8 -4.1 D.5 34.2 35.0 0.8 A,6 37.5 40.1 2.6 0,6 36.0 34.6 -1.4 A,7 37.7 40.6 2.9 D,7 41.4 35.0 -6.4 A.8 36.5 39.1 I 2.6 �� E,4 38.3 35.8 -2.5 A,9 36.3 36.4 0.1 E,5 34.8 35.7 0.9 ' A,10 37.6 36.1 -1.5 E,6 36.7 34.7 -2.0 A,11 39.2 36.5 -27 E,7 I 41.4 34.5 -6.9 A,12 41.2 36.2 -5.0 F,2 51.7 43.1 -8.6 B,2 _ 39.5 37.6 -1.9 F,3 43.7 38.7 -5.0 B,4 42.5 39.5 -3.0 F,5 37.3 34.4 -2.9 B,5 43.1 40.5 -2.6 F,6 38.5 34.2 -4.3 B,6 39.0 41.0 1 2.0 F,7 42.1 34.5 -7.6 B,7 39.0 41.4 2.4 G,2 51.2 43.9 -7.3 J 8,8 38.0 39.1 1.1 G,3 42.1 38.8 -3.3 B,9 38.3 36.9 -1.4 G,4 , 40.2 35.4 -4.8 0,10 39.0 37.3 - -1.7 H,2 50.1 44.7 -5.4 - 8,11 40.4 _ 37.7 -2.7 H,3 46.0 39.2 -6.8 B,12 42.6 _ 37.1 -5.5 H,4- I 46.1 I 36.1 -10.0 C,2 41.0 38.2 -2.8 C,3 43.3 39.6 -3.7 Area 3 C,4 43.5 40.3 -3.3 3Q05 C,5 43.4 41.4 -2.0 Grid IGA Annual Calculated Difference C,6 43.3 42.1 -1.2 Points Leq(24) Leq(24) Leq C,7 43.3 42.3 -1.1 A,-1 38.9 32.5 -6.5 C,8 42.6 39.2 -3.4 A,0 39.6 32.9 -6.7 C,9 42.2 37.7 -4.5 A,1 43.2 33.5 -9.7 0,10 41.6 _38.6 -3.0 A,2 45.7 34.4 -11.3 C,11 42.5 38.7 -3.8 A,3 45.6 35.4 -10.2 C,12 44.3 37.6 -6.8 8,-1 37.9 32.4 -5.5 D,2 41.7 38.8 -2.9 9,0 39.2 32.9 -6.3 1 D,3 46.2 40.3 -5.9 8,1 42.6 33.6 -9.1 D,4 48.4 41.2 -7.2 B,2 45.8 34.2 -11.6 D,5 48.2 42.5 -5.7 8,3 45.7 35.2 -10.6 0,6 46.2 43.4 -2.8 C,-1 36.7 33.3 -3.4 J D,7 44.2 43.0 -1.2 C,0 37.1 33.5 -3.6 D,8 43.7 39.3 -4.4 C,1 39.5 33.9 -5.6 _ D,9 43.1 i 39.0 -4.1 C,2 44.8 34.7 -10.1 _ D,10 44.9 39.8 -5.1 C,3 46.5 36.1 -10.4 D,11 44.5 39.0 -5.5 D,-1 32.6 34.2 1.6 D,12 45.1 37.5 -7.6 D,0 33.3 34.2 0.9 r E,1 42.4 37.9 -4.5 D,1 37.3 34.4 -2.9 E,2 42.2 39.4 -2.8 D,2 43.0 35.0 i -8.0 E,3 46.7 41.1 -5.6 E,-1 31.4 34.1 _ 2.7 E,4 51.2 42.4 -8.8 E,0 33.1 33.9 0.8 J E.5 51.0 43.7 1 -7.3 E,1 36.2 33.9 -2.3 E,6 44.6 45.0 0.4 E,2 40.6 34.5 -6.1 _ E,9 43.1 , 40.6 -2.5 F,1 36.5 33.6 -2.9 E,10 43.1 40.3 -2.8 F,2 39.4 34.5~ -4.9 E,11 46.1 38.8 -7.3 0,1 , 42.5 34.4 � -8.1 V �r"ti3t 1. RD ,. pr QUARTER 2005 NOISE REPORT OCTOBER 31, 2005 5:30 PM Pagel ft'3RD QUARTER 2005-DEN COMPLAINT AND OPERATIONAL STATISTICS 305-NWee Complaint Calk by Community* No.of No.of No.of No.of Community Calls Callers Calls Calls Total Calls for 3q05 3005 3005 3004 3003 by Community" Arvada 15 1 0 0 Thornton tminster 2% Arvada Aurora 146 12 151 197 Parker 14% Watkins Bailey 0 0 0 0 p� 2% I I 2% Bennett 18 1 4 22 Northglenn ll I Aurora Boulder 12 2 29 24 2% \ I 9% Brighton 175 10 64 44 Broomfield 0 0 1 0 Lakewood Bennett Castle Rock 2 1 0 1 1% 2% Commerce City 92 12 136 40 Boulder Denver 14 5 28 4 Golden 4r i?T 2% Elizabeth 111 7 325 111 p/ Englewood 0 0 0 1 Evergreen Evergreen 17 1 11 73 2% Fort Collins 0 0 0 23 Elizabeth Fort Lupton 0 0 1 0 Brighton Franktown 0 M% 23% Golden 7 2 Denver) Commerce City Henderson 2 1 3 12 2% 2% Highlands Ranch 0 0 0 0 Hudson 2 1 2 6 Kiowa o 0 0 o Top Ten Co lainants Vs. Al Others Lafayette 0 0 0 0 rTP Lakewood 11 2 5 372 Littleton 0 0 1 19 Lochbuie 0 0 65 0 269,35% —155,20% Louviers 0 0 0 12 All Nederland 0 0 4 3 18,2% Northglenn 13 4 11 2 Others 69 9% Parker 5 2 67 223 Pine 0 0 0 0 18,2% .66,9% Thornton 105 11 97 71� Watkins 14 5 2 13 20,3%� 150,6% Westminster 15 1 28 51 24,3%J ° Wheatridge 0 0 0 1 39, 5% 48,6/o Overall Total 776 81 1,037 1,327 'See map on next page for location of known noise complaints. Martf4ytomperison: 3Q05 Noise Complaint Calls, Daytime vs.Nighttime T a 3 > c' 0 o m Time Complaint Received m 2 `J a m m c 3 6 3 3 July through January through .� ,z — c a December Total e m September Total Day Hours 64 131 240 206 172 173 193 311 188 (7:00 am to 9:59 pm) 692 1,678 Night Hours 11 27 33 30 29 30 43 28 13 (10:00 pm to 6:59 am) 84 244 Total 75 158 273 236 201 203 236 339 201 776 1,922 *Wily Comperiaon: 3Q05 Noise Complaint Calls vs.Total Operations 55000 52208 50000 - 4227_ — 49Tt/ 47942 4S7 52065 500 4 000 4- 44532 47273 400 35000 i —2-73 339 30000 300 25000 36 200001 —158 201 200 '5000 10000 t)0 5000 — 01 I I I O Jan Feb Mar Apr May Jul Jul Aug Sep Oct Nov Dec Operations —0—Conplants i i • l • / 0 4 $ • v WELT?COUNTY r i•a1y rs BOULDER COUNTY Il ,• '-; �9 • r �'! 7 - • q yr�� • • • ni • of r O 70 `• i, `� O rx • O { - - y' r t ADAMS COUNTY 0 o' . ' .. ti . •.• . - 1 m2 O fl in JEFFERSON v i '1, ... ..., . • I ? - O COUNTY -;.:7. -- .+' -i n _ I 1 r ;1 tl- Lam_ �, ✓^` NVEfY E�UNTY 1 . i • ..(..-- :,.. “ 4.1' VP I 4 1 4 W m y ..� _ .. • R1 w CLEAR CREEK f b 3. ' ''',...i. �•,^ I J !" •• • ARAPAHOE COUNTY I -I 0 0 • .a O y f - - •--.. - .- -. I z To . "' ,, w ' S -17 v, j5- � 1.011 PARK COUNTY JEFFERSON • ELBERT COUNTY � COUNTY DOUGLAS COMPLAINTS _ o COUNTY N • 1-4 5.12 C) - co l• • 13-24 N ir4 ro o0 7 • 1 ---f-- t-- r • 25-BB • • _ •70-155 0"3Q05 DEN NOISE COMPLAINTS -'6 3 6 M. . "DEN 3RD QUARTER 2005 NOISE REPORT OCTOBER 31, 2005 5:30 PM Page9 3RD QUARTER 2005—DEN RUNWAY UTILIZATION Weill ARR WI11_4% I \ )/ -`---___ ARR I , DEP DEPT , APR - _.IR: D� 0O%r 31.2%fti 0.1%< 5.1% 26 DEP ARR 0.3% 24.277% ____ ---k7 DEP \17R/ 00% 7 6� \..z.1 VI 7L/ ARR j _ __. [5P% , ARR r 1 DEP 1 1 0.1% 84°9 '.164% 13.6% _� __. DEP DEP '�, DEP _ L__:1 __'_1� 4.7% 0.0% 1.7% ARR ARR 1\f i 1, 2.1% /34L1,, 11348,, DEP 5 32.3% DEP --- ]ARR L. DEP ,ii DEP KJ ARP _---" ARR -A-i_. 15.8°/ _O 3.9%rV 0.0%f"tiT�"�23.1% �0 3Yo 55 1 i,, ARR ii L /35L1, F{ .35R\ Day Arrivals(7:OOam -9:59pm) 035R Day Departures(7:00am -9:59pm) I 035R1 I In ❑35L 1 ❑35L _ ■348 I•348 I ■34L - 0 26 !,0 26 I • ■25 ■25 CUR - 0 7R ■17L ■17L I O 68 • 0 S 3 ❑TEL ❑BL •8 • I•8 07 'i 07 0 2000 4000 6000 8000 10000 12000 14000 16000 18000 20000 22000 24900 0 2000 4000 6000 8000 10300 12000 14000 16000 18000 20000 22000 Night Arrivals(10:00pm -6:59am) Night Departures(10:00pm -6:59am) 035R i= 035R 0 0 35 0 35 I ■34R ■34R m ■34L I M 34 026 026 ■25 • M 2 O UR O 17R 0▪16R I 0TER 0'EL I I 1016E el •8 07 P .,----,- 07 0 200 400 600 800 1300 1200 1400 1600 1800 2000 2200'. 0 200 400 600 800 1000 1200 1400 1600 1800 2000 DEN IS TEN ! February 27,1995. It was called Push Night. landed simultaneously in near-zero visibility on A winter storm threatened. At Denver's worn DEN's three parallel Category IIIb lIS and venerable Stapleton Airport,the airlines had (Instrument Landing System)runways,a feat cut back flight schedules and were keeping that had never before been accomplished at any skeleton crews. In the evening dusk,lines of airport in the world. tugs hauled equipment northward in the largest logistical movement of the time outside of a full- r sAvo,v scale military mobilization. The last flight out of Stapleton left at 9:00 aotk cvtiumtsauy 1995-2005 p.m.that evening,a Continental DC-10 bound non-stop for London's Gatwick Airport. The fol- lowing morning at 6:00 a.m.a United Airlines Denver International Airport celebrated it's Boeing 737 from Colorado Springs landed at the 10th year of operation on February 28,2005. first major built-from-the-ground-up airport in the Since the first flight arrived on a snowy morning United States since the 1970s—Denver Interns- over 350 million passengers have flown through tional Airport(DEN). DEN. Denver International Airport currently ranks as the fifth-busiest airport in North Amer- Shortly thereafter, in a driving snowstorm ica and the 10th-busiest in the world. that would have nearly halted operations at the now-closed Stapleton Airport,three aircraft Source:Sunday.February 27th,2005 Special Feature to the Denver Post and the Rocky Mountain News. Please visit www.DYdenver.com for �• other DEN Noise Office Reports and information. VISION Working together,we will be the DENVER INTERNATIONAL AIRPORT world's finest airport. 13oulevard MISSION Enhancing economic prosperity and 1.1,../ IIloor NW Corner ' quality of life in the Denver region by r q ,,*ILL`80249 connecting its people and products to I' t the world. &:'303.342.2200 Jr' 11 :303.342.2380 Leading the aviation industry in safety, g olse Hotline: 1.800.417.2988 service,convenience,efficiency,innova- " }•2.2366 five practices,aesthetics and financial kt. strength. >,. Se.Office@diadenver.net y �h Hello