<?xml version="1.0" encoding="UTF-8" standalone="yes"?><message:AIXMBasicMessage xmlns:message="http://www.aixm.aero/schema/5.1/message" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:aixm="http://www.aixm.aero/schema/5.1" xmlns:event="http://www.aixm.aero/schema/5.1/event" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:fns="urn:us.gov.dot.faa.aim.fns" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:html="http://www.w3.org/1999/xhtml" xmlns:fnse="http://www.aixm.aero/schema/5.1/extensions/FAA/FNSE" gml:id="NMS_ID_1779112236332458"><message:hasMember><event:Event gml:id="Event_1_1779112236332458"><gml:identifier codeSpace="urn:uuid:">e8799377-64cd-4b67-9a6b-44aabb362e67</gml:identifier><event:timeSlice><event:EventTimeSlice gml:id="Event_TS_1_1779112236332458"><gml:validTime><gml:TimePeriod gml:id="Event_TS_TP_1_1779112236332458"><gml:beginPosition>2026-05-18T13:50:00.000Z</gml:beginPosition><gml:endPosition>2026-05-21T13:50:00.000Z</gml:endPosition></gml:TimePeriod></gml:validTime><aixm:interpretation>BASELINE</aixm:interpretation><aixm:sequenceNumber>1</aixm:sequenceNumber><aixm:correctionNumber>0</aixm:correctionNumber><event:scenario>6000</event:scenario><event:textNOTAM><event:NOTAM gml:id="NOTAM_1_1779112236332458"><event:series>A</event:series><event:number>2859</event:number><event:year>2026</event:year><event:type>C</event:type><event:issued>2026-05-18T13:50:00.000Z</event:issued><event:referredSeries>A</event:referredSeries><event:referredNumber>2143</event:referredNumber><event:referredYear>2026</event:referredYear><event:affectedFIR>KZDC</event:affectedFIR><event:selectionCode>QPDXX</event:selectionCode><event:traffic>I</event:traffic><event:purpose>NBO</event:purpose><event:scope>A</event:scope><event:minimumFL>000</event:minimumFL><event:maximumFL>999</event:maximumFL><event:coordinates>3856N07727W</event:coordinates><event:radius>5</event:radius><event:location>IAD</event:location><event:effectiveStart>202605181350</event:effectiveStart><event:effectiveEnd>202605211350</event:effectiveEnd><event:text>IAD WASHINGTON DULLES INTL, WASHINGTON, DC.&#xA;TAKEOFF MINIMUMS AND (OBSTACLE) DEPARTURE PROCEDURES AMDT 2...&#xA;TKOF MNM: RWY 01L, 400-2 1/2 OR STD WITH A MINIMUM CLIMB OF 233FT PER NM TO 800. RWY 1C, STD WITH A MINIMUM CLIMB OF 226FT PER NM TO 800. RWY 12, 300-2 1/2 OR STD WITH A MINIMUM CLIMB OF 225FT PER NM TO 700. RWY 19R, 300-1 3/4 OR STANDARD WITH MINIMUM CLIMB OF 225FT PER NM TO 600.&#xA;ADD TAKEOFF OBSTACLE NOTE: RWY 1L, TEMPORARY CRANE 468FT FROM DER, 812FT LEFT OF CENTERLINE, 386FT AGL/ 644FT MSL (2024-AEA-14005 THRU 14012-OE). RWY 1C, TEMPORARY CRANE 1434FT FROM DER, 5161FT LEFT OF CENTERLINE, 386FT AGL/ 644FT MSL (2024-AEA-14005 THRU 14012-OE). RWY 12, TEMPORARY CRANE 1.41NM FROM DER 617FT RIGHT OF CENTERLINE 176FT AGL/519FT MSL (2025-AEA-3606-OE). TEMPORARY CRANE 1.80NM FROM DER 3176FT RIGHT OF CENTERLINE 237FT AGL/595FT MSL (2025-AEA-14318 THRU 14321-OE). RWY 30, TEMPORARY DRILLING RIG 1040FT FROM DER 729FT LEFT OF CENTERLINE 23FT AGL/349FT MSL (2025-AEA-1623-NRA). TEMPORARY DRILLING RIG 1435FT FROM DER 707FT LEFT OF CENTERLINE 23FT AGL/350FT MSL (2025-AEA-1624-NRA). ALL OTHER DATA REMAINS AS PUBLISHED. CANCELED</event:text><event:translation><event:NOTAMTranslation gml:id="NT_1_1779112236332458"><event:type>OTHER:ICAO</event:type><event:formattedText><html:div>A2859/26 NOTAMC A2143/26 Q) KZDC/QPDXX/I/NBO/A/000/999/3856N07727W005 A) KIAD B) 2605181350 E) IAD WASHINGTON DULLES INTL, WASHINGTON, DC. TAKEOFF MINIMUMS AND (OBSTACLE) DEPARTURE PROCEDURES AMDT 2... TKOF MNM: RWY 01L, 400-2 1/2 OR STD WITH A MINIMUM CLIMB OF 233FT PER NM TO 800. RWY 1C, STD WITH A MINIMUM CLIMB OF 226FT PER NM TO 800. RWY 12, 300-2 1/2 OR STD WITH A MINIMUM CLIMB OF 225FT PER NM TO 700. RWY 19R, 300-1 3/4 OR STANDARD WITH MINIMUM CLIMB OF 225FT PER NM TO 600. ADD TAKEOFF OBSTACLE NOTE: RWY 1L, TEMPORARY CRANE 468FT FROM DER, 812FT LEFT OF CENTERLINE, 386FT AGL/ 644FT MSL (2024-AEA-14005 THRU 14012-OE). RWY 1C, TEMPORARY CRANE 1434FT FROM DER, 5161FT LEFT OF CENTERLINE, 386FT AGL/ 644FT MSL (2024-AEA-14005 THRU 14012-OE). RWY 12, TEMPORARY CRANE 1.41NM FROM DER 617FT RIGHT OF CENTERLINE 176FT AGL/519FT MSL (2025-AEA-3606-OE). TEMPORARY CRANE 1.80NM FROM DER 3176FT RIGHT OF CENTERLINE 237FT AGL/595FT MSL (2025-AEA-14318 THRU 14321-OE). RWY 30, TEMPORARY DRILLING RIG 1040FT FROM DER 729FT LEFT OF CENTERLINE 23FT AGL/349FT MSL (2025-AEA-1623-NRA). TEMPORARY DRILLING RIG 1435FT FROM DER 707FT LEFT OF CENTERLINE 23FT AGL/350FT MSL (2025-AEA-1624-NRA). ALL OTHER DATA REMAINS AS PUBLISHED. CANCELED</html:div></event:formattedText></event:NOTAMTranslation></event:translation></event:NOTAM></event:textNOTAM><event:extension><fnse:EventExtension gml:id="FNSE_1_1779112236332458"><fnse:classification>INTL</fnse:classification><fnse:accountId>KIAD</fnse:accountId><fnse:airportname>WASHINGTON DULLES INTL</fnse:airportname><fnse:qline>KZDC/QPDXX/I/NBO/A/000/999/3856N07727W005</fnse:qline><fnse:lastUpdated>2026-05-18T13:50:00.000Z</fnse:lastUpdated><fnse:icaoLocation>KIAD</fnse:icaoLocation></fnse:EventExtension></event:extension></event:EventTimeSlice></event:timeSlice></event:Event></message:hasMember><message:hasMember><aixm:AirportHeliport gml:id="AH_1_1779112236332458"><gml:identifier codeSpace="urn:uuid:">37984fa4-8d6b-4d46-a621-e8378e2bd2af</gml:identifier><aixm:timeSlice><aixm:AirportHeliportTimeSlice gml:id="AH_TS_1_1779112236332458"><gml:validTime><gml:TimeInstant gml:id="AH_TS_TI_1_1779112236332458"><gml:timePosition>2026-05-18T13:50:00.000Z</gml:timePosition></gml:TimeInstant></gml:validTime><aixm:interpretation>SNAPSHOT</aixm:interpretation><aixm:designator>IAD</aixm:designator><aixm:name>WASHINGTON DULLES INTL</aixm:name><aixm:locationIndicatorICAO>KIAD</aixm:locationIndicatorICAO><aixm:ARP><aixm:ElevatedPoint gml:id="EP_1_1779112236332458" srsName="urn:ogc:def:crs:EPSG::4326" srsDimension="2"><gml:pos>38.947456 -77.459929</gml:pos></aixm:ElevatedPoint></aixm:ARP><aixm:extension><event:AirportHeliportExtension gml:id="AHE_EVENT_1_1779112236332458"><event:theEvent xlink:href="#Event_1_1779112236332458"></event:theEvent></event:AirportHeliportExtension></aixm:extension></aixm:AirportHeliportTimeSlice></aixm:timeSlice></aixm:AirportHeliport></message:hasMember></message:AIXMBasicMessage>