# NTSB investigations, 1986, NH NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports. ## Latest cases - [NTSB NYC87DNC01](https://openairdocs.org/ntsb/NYC87DNC01.md): Enstrom F-28A · Belmont, NH · Accident · No injuries · Final report · Oct 11, 1986 · N238Q · Substantial damage > The helicopter was in cruise flt when an engine failure occurred. The plt entered an autorotation and made a hard landing which collapsed the left front strut. The nose lowered as the tail cone rose and the main rotor made contact with the tail rotor. The… - [NTSB NYC86LA239](https://openairdocs.org/ntsb/NYC86LA239.md): Hiller UH12C · E.Conway, NH · Accident · No injuries · Limited investigation · Final report · Sep 22, 1986 · N73876 · Substantial damage > Pilot lost control of the helicopter while at hover then decided to land. However the pilot set the aircraft down hard. The main rotor blade severed the tail. - [NTSB NYC86FNC09](https://openairdocs.org/ntsb/NYC86FNC09.md): Cessna 205 · Twin Mountain, NH · Accident · Minor injuries · Final report · Sep 20, 1986 · N27WD · Substantial damage > During a 'bomb drop' contest at an organized 'fly-in', the pilot was maneuvering at low airspeed so his passenger could drop a water-filled balloon on a target which had been placed on runway 27. The acft suddenly banked to the right and pitched down striking… - [NTSB ATL86FA240](https://openairdocs.org/ntsb/ATL86FA240.md): Piper PA-28-161 · Hampton, NH · Accident · 2 fatal · Field investigation · Final report · Sep 1, 1986 · N8285C · Destroyed > The acft was flying at low alt in the vicinity of interstate I-95 when the plt made a 360 deg, rgt turn. After the turn, the acft collided with pwr lines, which crossed I-95, then crashed & burned. A witness estimated the acft had dscndd to about 35 to 50 ft… - [NTSB NYC86LA220](https://openairdocs.org/ntsb/NYC86LA220.md): Robinson R-22 · Rochester, NH · Accident · Minor injuries · Limited investigation · Final report · Aug 21, 1986 · N2276X · Substantial damage > Pilot made a steep descent and lost directional control. The aircraft collided with the ground while still turning causing the helicopter to roll over. - [NTSB NYC86LA211](https://openairdocs.org/ntsb/NYC86LA211.md): Grumman AA-1B · Moultonboro, NH · Accident · No injuries · Limited investigation · Final report · Aug 16, 1986 · N9909L · Substantial damage > The plt rprtd that he departed the Moultonboro arpt at about 2200 EDT. During departure, the acft stalled & crashed into trees about 1/2 mi northwest of the arpt. - [NTSB NYC86FNC08](https://openairdocs.org/ntsb/NYC86FNC08.md): Champion 7HC · Epsom, NH · Accident · 2 fatal · Final report · Aug 16, 1986 · N8937R · Destroyed > A student pilot and passenger on a local flight collided with a tree, crashed and burned. No malfunction was found with the aircraft and engine. The plts flt time was not reported or available. - [NTSB NYC86FNC07](https://openairdocs.org/ntsb/NYC86FNC07.md): Cessna 150M · Nashua, NH · Accident · Serious injuries · Final report · Aug 2, 1986 · N66672 · Destroyed > The CFI had allowed the student to make the takeoff, witness observed the C150 flying above the rwy at approx 75 to 100 ft with 20 degree flaps. Other witnesses stated that the nose was observed to pitch up then the left wing dropped and the acft went from… - [NTSB NYC86LA192](https://openairdocs.org/ntsb/NYC86LA192.md): Maule M-5-235 · Wolfeboro, NH · Accident · No injuries · Limited investigation · Final report · Jul 28, 1986 · N396X · Substantial damage > While landing, the aircraft bounced slightly & the plt lost directional control. The aircraft veered left over the runway edge onto a soft shoulder, nosed over & was damaged. - [NTSB NYC86DNC06](https://openairdocs.org/ntsb/NYC86DNC06.md): Hansen Hawk 304 · Wolfeboro, NH · Accident · Minor injuries · Final report · Jul 22, 1986 · N13CH · Substantial damage > The experimental aircraft equipped with a buick V-8 aluminum block engine experienced power loss on approach for landing. The pilot decided that the distance and terrain was too great for a glide to the airport, and an emergency water landing in a nearby lake… - [NTSB NYC86LA168](https://openairdocs.org/ntsb/NYC86LA168.md): Bell 206B III · Moultonboro, NH · Accident · No injuries · Limited investigation · Final report · Jun 28, 1986 · N1068Y · Substantial damage > The Bell jet ranger had just dropped off an external load and was returning downhill when the pilot reported hearing a growling noise in the aft portion of the aircraft. He autorotated to landing as control was lost. When the wreckage was examined after it… - [NTSB NYC86LA161](https://openairdocs.org/ntsb/NYC86LA161.md): Alon A2 · South Sutton, NH · Accident · Minor injuries · Limited investigation · Final report · Jun 28, 1986 · N5474E · Destroyed > The plt rprtd that during a landing, the flight encountered a severe downdraft and impacted the ground hard, collapsing the nose gear and incurring other damage to the aircraft. - [NTSB NYC86FNC03](https://openairdocs.org/ntsb/NYC86FNC03.md): Piper J-3 · Milan, NH · Accident · 1 fatal · Final report · May 25, 1986 · N6498H · Destroyed > The pilot was flying a 'drunken farmer' routine at a airshow. He was observed in the air to begin a descent from which he did not recover. The pilot was fatally injured in the crash and the aircraft destroyed. No mechanical or physical reason for the crash… - [NTSB NYC86LA129](https://openairdocs.org/ntsb/NYC86LA129.md): Cessna 150K · North Hampton, NH · Accident · Minor injuries · Limited investigation · Final report · May 18, 1986 · N5744G · Substantial damage > The acft settled into trees during a landing apch. The plt reported that he added full power with the carburetor heat off and was still unable to stop the descent. When flt checked by the FAA, the plts slow flt and stall recovery procedures were found to be… - [NTSB NYC86LA124](https://openairdocs.org/ntsb/NYC86LA124.md): Cessna 305A · Salem, NH · Accident · No injuries · Limited investigation · Final report · May 10, 1986 · N16576 · Substantial damage > The Cessna 305, being used a tow plane for glider operations, ran through a fence at the departure end of the rwy during takeoff. The plt stated he experienced a wind shift during takeoff. He did not have a pre-decided point at which to either release the… - [NTSB NYC86LA090](https://openairdocs.org/ntsb/NYC86LA090.md): Beech S35 · Laconia, NH · Accident · Minor injuries · Limited investigation · Final report · Mar 22, 1986 · N5629K · Substantial damage > During cruise flt, the acft eng failed & oil covered the windshield & side windows. Subsequently, the acft crash landed into wooded terrain while in a wings level attitude at low speed. Tests showed the eng crankshaft had failed from fatigue. The fatigue… - [NTSB NYC86LA078](https://openairdocs.org/ntsb/NYC86LA078.md): Cessna 152 · Nashua, NH · Accident · No injuries · Limited investigation · Final report · Feb 24, 1986 · N303DW · Substantial damage > The student pilot was performing touch and go landings at boire field when he applied power to takeoff, he was distracted by the flap control setting. During this distraction the aircraft drifted to the left. Full right rudder was used in an attempt to… - [NTSB NYC86LA061](https://openairdocs.org/ntsb/NYC86LA061.md): Bell 47J2A · Atkinson, NH · Accident · No injuries · Limited investigation · Final report · Jan 13, 1986 · N888EN · Destroyed > Pilot stated he was attempting to position the Bell 47 helicopter on a small pad. This pad was too narrow to accommodate this acft and the right skid slipped off the platform. The pilot then requested his passenger to deplane. After the pilot determined that… ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1 WHERE year(c."eventDate") = 1986 AND c."eventStateOrRegion" = 'NH' AND c."eventCountry" = 'USA' ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?state=NH&year=1986 --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.