Parapente, Kupumbuka na Zulu, mpi Kugulusa Bantu na Kukulumuka na Nzila ya Kuluta to na Nti¶

Bantu yina ke pumbukaka na zulu, ba pilote ya parapente, ba operateur ya ba paramoteur, ba pilote ya ba parapente, mpi bantu yina ke pumbukaka na zulu ya BASE ke monaka bantangu ya nkaka mupepe ke sobaka na kintulumukina, tiya ke bwaka, ba parachute ya reserve ke basikaka, to ba motere ke fwaka yina ke pusaka bo na kukulumuka na kintulumukina na nganda ya kisika yina bo ke salaka bilanga na bansinga ya kura ya zulu ya voltage ya ngolo, water no tall for zulu ya banzo. Ata mbala mingi nsinga ya nylon yina bo ke bingaka ram-air canopy yo mosi ke bakaka vitesi ya ntete, minuta yina ke landa mbala mosi na nima ya kukulumuka na nganda ya kisika ya bo ke salaka bilanga ke vandaka mbala mingi kigonsa mingi kuluta mutindu yo ke bwaka.

Muntu yina ke pumbukaka to pilote yina ke pumbukaka na parachute to na parapente yina ke kangamaka na nsinga ya kura yina ke tambulaka na zulu ya zulu kele na kigonsa ya nene ya kubaka kura kana nsinga ya kura na bo ke kanga ba conducteur ya ba fase zole, kana yo ke baluka na zulu ya nti ya kura yina kele na ntoto, to kana bantu yina ke tala yo ti bangindu ya mbote ke tambula na zulu ya nzila yina ke kangama na ntoto mpi ke simba ba boots na bo. Mutindu mosi, luvunu kele kukulumuka na zulu ya nti mosi ya nda: makumi ya bapilote mpi bantu yina ke pumbukaka na zulu me gulukaka na zulu ya nti mosi ya pine to ya mabaya ya ngolo kukonda kukangama, kaka sambu na kubwa tii na lufwa na nima ya minuta 10 sambu bo kangulaka bansinga na bo ya le-g clicked3d. yambula maboko ntangu nge ke sosa kukulumuka na balutangu ya fioti mpi ya ke bwaka na nganda ya nti. Na zulu ya mambu yai, muntu yina ke pumbukaka kana yandi me kangama kukonda kunikana na bansinga ya makulu na nsungi ya minuta kuluta 15 to 30 lenda baka mpasi ya ngolo traumatisme de suspension orthostatique (syndrome de la suspension orthostatique) mutindu menga ke vukana na makulu na yandi yina ke nikana, kansi muntu yina ke pumbukaka na masa kana yandi me kangama na masa na basegonde fioti. Vectran, to banzila ya kukangama ya Kevlar. Kuzaba mutindu ya kuyidika nitu sambu na kukulumuka na kigonsa, sambu na nki nge fwete zenga ve ata fyoti to kukangula ve bansinga na nti to na nsinga ya kura, mpi mutindu ya kutina kukulumuka na masa kegulusaka luzingu ya bantu.

Sala yo sesepi¶

1. KUKATULA ve ata fioti bansinga ya makulu ya harnais na nge to kusala nde nsinga ya kubasisa nsinga ya nsinga ya nsinga na nge kusala ntangu nge ke kangama na nti to ke kangama na bansinga ya kura. Kana nsinga ya nsinga na nge ya nylon me yambula kubwa na nti, nsinga ya nsinga ya zulu mpi ya kukangama ke kangamaka mbala mingi kaka fioti na balutangu na nge ya nganda yina ke simbaka ngolo; kusoba kilo na nge sambu na kukangula to kuzenga parachute na nge ya nene ta bwisa nge mbala mosi na ntoto.
2. Kukangama mpenza mpi kubika bantu yonso yina ketala nge na kitamina ya bametre kiteso ya 15 tii na 30 (makulu 50 tii na 100) kana nge mebwa na kati ya bansinga ya kura yina kele na zulu to penepene na yo. Ata kana bansinga na nge ya kukangama ya bo mesala ti bima ya bo mesala kewaka ya kuyuma mpi nge kuwaka ve mpasi ya ntete ntangu nsinga ya zulu ya zulu na nge vandaka kusimba nsinga mosi ya kura, nsinga ya kibende ya ke sadisaka na kusadila masa, to kubika muntu mosi na ntoto kusimba makulu na nge yina ke nikana to nsinga ya reserve ta manisa circuit ya voltage ya ngolo yina ke fwaka bantu na ntoto; tala bansinga ya kura ya kubwa mpi kura ya kamio.
3. Binga nimero ya urgence ya bwala na beno (911 na États-Unis ti na Canada, 112 na Union Européenne ya mvimba, 999 na Royaume-Uni) nswalu. Kana banzila ya kura kele na kati, pesa muntu yina ke tinda bantu ba coordonnées ya sikisiki ya GPS to nimero ya pôle sambu compagnie ya utilité électrique kukatula ngolo na konso lase mpi kupesa kura; kana na nti ya nda, lomba ekipi ya tekiniki ya kugulusa / ya arboriste ya nsinga ya angle ya zulu; kuzikisa nimero ya urgence.
4. Kuditanina na kitini ya nti ya ngolo na kati na ntwala ya kukwenda kana nge ke kangama na zulu ya nti. Beno kanga mpu na beno, beno kanga diboko ti dikulu na beno na nziunga ya kitini ya nti ya nene ya kutelema (to beno kanga bride ya reserve ya webbing/povent ya nti ya kugulusa na nziunga ya kitini ya nene ya nti mpi na kati ya blogs na beno ya nene), mpi na kati ya pumpo na beno ya nene). na ntu na nge (trauma ya kukangama).
5. Kana nge me kulumuka na mutindu mosi ya kukonda kutina na masa ya mudindu, katula nsinga ya ntulu na nge (mpi katula bima ya nkaka) NA NTUALA ya kubwa masa, kansi vingila tii kuna makulu na nge ta simba masa sambu na kuzenga nsinga ya nene mpi kubasika na nsinga ya nsinga. Kuzenga ntama bametre 10 (makulu 33) na zulu ya cacep smooth fatal illusion mputa; kana nge me kota na masa, kwenda kuyobila na zulu to na zulu ya mupepe ntama ti nsinga ya nylon yina ke bwa sambu nge kangama ve na nsi ya lele ya madidi mpi ya kukonda mupepe.
6. Kana pilote me bwa na nti to me kutana ti mpasi ya ngolo na ntoto, tula mpu na yandi na zulu (katula kaka kana yo ke kanga nzila ya kupema) mpi tula ngolo na nkingu mpi na mukongo na yandi. Kubwa ya parachute to ya parapente na vitesi ya ngolo ke salaka nde ba fractures axiales ya compression ya pelvic lumbaire mpi ya tholvic ring; tala mputa ya mukongo.

flowchart TD
    Start["Kukulumuka na Parachute, Parapente, to Paramoteur"] --> Obstacle{"Inki kigonsa kele na kati na yo?"}
    Obstacle -->|"Banzila ya kura ya kele na zulu"| PowerLine["1. Muna mupepe: Kukulumusa nsinga ya nsinga ya kibende/nsinga; lunda makulu & mabolongo ya kukangama kisika mosi<br/>2. Kukangama na bansinga: CONGELAL ENCORE; kusimba ve nsinga, nsinga ya zole, to kisika ya kuzenga<br/>3. Bantu yina ke salaka na ntoto: Bikala na nima 15 tii na 30 m (50 tii na 100 ft); kusimba ve jumper to ba nzila<br/>4. Vingila nde Utilité électrique kundimisa nde nzila me fwa mpi me kangama na ntoto"]
    Obstacle -->|"Nti ya nda"| Tree["1. Muna mupepe: Lunda luse ye ntulu ye moko ma ntwala; makulu me kangama kisika mosi<br/>2. Kukangama na nti: KUKATULA VE ATA FIOTI bansinga ya makulu to kubenda nsinga ya kuzenga<br/>3. Bemba kitunga ya nene ya kutelema to kanga yo na kitunga ti nsinga ya bo ke bingaka webbing/bride ya reserve<br/>4. Pompa makulu to kutelama na zulu ya lutangu ya ngolo sambu na kubuya bampasi ya kukangama ."]
    Obstacle -->|"Masa ya Mudindu (Nzadi, Nzadi, Nzadi-Mungwa)"| Water["1. Na ntwala ya kubula: Katula nsinga ya ntulu (mpi kadre ya paramoteur ya dibulu na zulu)<br/>2. Vingila tii kuna makulu ta simba masa, na nima benda nsinga ya kuzenga mpi basika na bansinga ya makulu<br/>3. Kuyobila MUPEPE na zulu ya zulu ya zulu ya ke dinda mpi banzila ya kukangama"]
    Obstacle -->|"Kubenda Ntoto ya Mupepe ya Ngolo"| WindDrag["1. Benda MOSI mosi ya frein to riser ya nima nzila yonso na kati sambu na kubwa mapapu<br/>2. To benda ntu ya nene ya kuzenga (3-anneau ya kupumbuka na zulu)<br/>3. Kubaluka na nima/na lweka sambu na kukanga nsinga ya kilo ve mpi kubaka ntinu C-turn na nziunga ya canopy"]

Kukulumuka ya nzila ya kura: Kuguluka ya voltage ya ngolo na mupepe mpi na bansinga .¶

1. Mambu ya bo ke salaka na ntangu ya kupumbuka ntangu nzila ya kura ke bulaka ve .¶

Na kutadila kimvuka mosi (USPA Skydiver’s Information Manual) mpi kimvuka mosi (USHPA), kana nge me bakisa nde nge kele na nsi ya bametre 100 nde nge lenda katuka ve na bisika yina kura ke kabulaka to ke tindaka kura:

1. Sala kaka ba nzietolo ya fioti, ya kukonda zulu: Kubalula ve ata fioti nzungu ya 90 to 180 degre ya toggle hook ya kele na zulu fioti pene-pene ya ntoto sambu na kutina nsinga ya kura; kubaluka ya nsi ya ngolo ke salaka nde nsinga ya zulu kubwa nswalu na ntoto na vitesi ya ngolo ya kutelama mpi ya kulala, yina kele kikuma ya nene ya ke fwaka bantu ntangu bo ke pumbukaka na zulu mpi ke pumbukaka na parapente.
2. Kulosa konso kima yina ke nataka kura to ya kukangama ya nda: Kana nge ke pumbuka ti nti ya nda ya kibende, nti ya kamera ya tandem, to nzila ya kukulumusa yina ke nikana na zulu ya saki ya basoda/ya bima, losa to tula nzila yina ke nikana sambu yo kanga ve nsinga ti ntoto ntangu nge kele kaka na zulu ya nzila.
3. Kudibongisa sambu na kubwa na Parachute (PLF) mpi balula ntu na nge ntama ti bansinga: Tula makulu ti mabolongo na nge ngolo-ngolo kisika mosi, benda bibongo na nge na ngolo na zulu ya mikwa na nge sambu na kutanina ba-armpilet mpi divumu na nge sambu yo tambula ve na zulu ya nsinga ya kibende ya mpamba, mpi tala 45 degrés stripping facena s at your not do a your.

2. Mambu ya kusala kana nge me kangama na nsinga ya kura .¶

Kana nsinga ya nylon na nge me kangama na nsinga ya voltage ya ngolo yina kele na zulu mpi me bika nge ya kukangama na mupepe (to ti basapatu na nge ya kukangama kaka na zulu ya matiti):

1. FREEZE COMPLETELY STILL: As long as your body and canopy are touching only a single phase wire and you are not touching the ground, the utility pole, a guy wire, or a second phase wire, you are electrically like a bird sitting on a wire, energized at thousands of volts, but with no circuit path for current to flow through your heart.
2. Do NOT touch your cutaway handle, reserve ripcord, or metal harness hardware:
3. Pulling your yellow/red cutaway pad releases your main canopy, dropping you straight onto a lower phase wire or onto the ground while trailing suspension lines are still draped across the live upper wire, instantly creating a phase-to-phase or phase-to-ground short circuit through your body.
4. Pulling your silver reserve handle fires a spring-loaded metal pilot chute and stainless-steel cable across the adjacent phase wires, triggering a blinding high-voltage arc flash explosion that will incinerate your nylon canopy in half a second.
5. Why nylon, Spectra, Vectran, and Kevlar suspension lines CAN conduct electricity: Never assume your parachute or paraglider lines are electrical insulators. Under high distribution and transmission voltages (4,800 to 500,000 volts), microscopic dirt, grass stain, sweat, atmospheric humidity, or carbon fiber/aramid strands inside modern high-performance lines track lethal current right down the lines into your metal riser links and harness webbing; see Kubula ya kura.
6. Shout at approaching bystanders and landowners to STAY BACK 30 METERS (100 FEET): The greatest danger to a pilot hanging 1 meter (3 feet) above the ground beneath a power line is a well-meaning bystander or first responder who runs up and grabs the pilot's boots or shoulders to steady them. The instant a person standing on the earth touches the dangling pilot, both the pilot and the rescuer become a direct bridge from the high-voltage line into the ground and are electrocuted together.

Tree canopy landings and preventing suspension trauma¶

1. How to brace for an unavoidable tree landing¶

If you are descending into a forest or stand of trees with no clear meadow reachable:

1. Steer into the wind toward the thickest crown of a live, healthy tree (avoid dead snags): Aim for the dense, leafy middle crown of a live evergreen or hardwood tree rather than a bare, brittle dead trunk, which can impale you like a spear.
2. Maintain normal half-brake / flare flight speed, do not stall the wing high above the treetops: Flaring too early 10 meters (33 feet) above the canopy stalls the paraglider or parachute, causing you to plummet vertically through the branches without the canopy snagging the upper crown.
3. Assume the Tree Protection Position 2 seconds before entering the branches:
4. Keep your feet and knees pressed tightly together (never spread your legs apart when dropping into a tree, which causes fatal straddle impalement on vertical branches and broken femurs).
5. Cross your forearms tightly in front of your face, eyes, and throat with your hands gripping your opposite risers or elbows tucked tightly against your ribs so sharp broken branches cannot pierce your neck (carotid artery/trachea) or armpits (axillary artery).

2. Why you must NEVER unbuckle or cut away while hanging in a tree¶

Once your forward and downward motion stops inside the tree canopy, fighting the urge to "just climb down the last 6 meters" will save your life:

• The illusion of solid canopy anchorage: Above your head, your thin ripstop nylon canopy and suspension lines are rarely wrapped around a thick structural tree trunk. Instead, the canopy is usually draped lightly over weak, flexible outer pine needles or 1-centimeter (0.4-inch) outer twigs, held only by balanced tension across fifty lines.
• Why cutting away or unbuckling kills: If a skydiver pulls their main cutaway handle (expecting to drop onto a branch below them), they drop straight through the brittle lower branches to the forest floor. Similarly, if a paraglider pilot unbuckles their leg straps while standing on a seemingly sturdy branch, the sudden weight removal allows the canopy above to blow off the twigs, or the branch snaps under their concentrated boot weight, resulting in a fatal unroped fall.
• Keep your helmet ON: Falling deadwood branches dislodged by the rustling canopy above, or a pendulum swing into the tree trunk, can cause fatal head trauma if you take your helmet off while waiting for rescue.

3. Preventing Orthostatic Suspension Trauma (Harness Hang Syndrome)¶

When a pilot or skydiver hangs motionless upright in a parachute harness (especially a split-leg skydiving harness or a lightweight mountain paragliding strap harness without a wide rigid seatboard) with their legs dangling freely in mid-air:

1. The mechanism of suspension trauma: The tight femoral leg straps press against the large femoral veins in the groin crease while the dangling legs remain completely motionless. Without the rhythmic squeezing of the calf and thigh muscles (the skeletal muscle venous pump) pushing blood back up against gravity, up to 20 to 30 percent of your total circulating blood volume pools inside your lower legs within 10 to 20 minutes.
2. Rapid syncope and cardiac arrest: Deprived of venous return to the right atrium of the heart, cardiac output plummets, causing sudden dizziness, nausea, sweating, tunnel vision, and loss of consciousness (orthostatic shock). If an unconscious person continues hanging vertically in a harness unable to move, cerebral hypoxia and fatal cardiac arrest can follow within minutes.
3. How to prevent suspension trauma while waiting in a tree:
4. Reach the main trunk and stand on a solid limb (without unbuckling): Pull yourself gently inward to hug the main vertical tree trunk and place one or both feet onto a thick structural branch near the trunk junction so your leg muscles bear your body weight instead of the groin straps.
5. Bicycle and pump your legs every 30 seconds: If you are hanging in open space beneath the branches and cannot reach a foothold, continuously flex your calves, pull your knees up toward your chest, and pedal your legs in the air to pump venous blood back up to your heart.
6. Create a foot loop (improvised Prusik or reserve bridle stirrup): If you carry a tree-rescue webbing line, a speedbar loop (on a paraglider), or can loop a piece of slack webbing beneath your boots, stand up in the loop periodically to relieve pressure on your femoral veins.
7. Medical care after rescuing a long-suspended jumper: Once high-angle rescuers lower a victim who has been hanging motionless for over 20 minutes, keep them strictly under observation for crush/suspension fluid shifts, monitor critical signs, and keep them warm and calm; see kunikana mpi fainting.

Deep water and ocean landings (Skydiving, paragliding, and paramotoring)¶

The extreme danger of powered paramotor (PPG) and parachute water landings¶

Water landings are among the highest-fatality emergencies in aviation sports, especially for powered paraglider (paramotor / PPG) pilots, who wear a 20-to-35-kilogram (45-to-75-pound) two-stroke engine and metal propeller cage bolted directly onto their back. If a paramotor pilot hits deep water without an automatic CO2 flotation collar on the frame and cannot get out of their harness within 5 seconds, the heavy engine flips them face-down in the water as the wet nylon wing and 300 meters of thin suspension lines tangle around their boots:

Step-by-step water landing survival procedure¶

1. While still 100 to 300 meters (330 to 1,000 feet) in the air over water:
2. Inflate your manual or CO2 personal flotation device (life vest) or paramotor frame flotation bladders immediately.
3. Loosen or kick off heavy boots if time permits, unclip your helmet chinstrap only if wearing a heavy camera helmet that could snag lines (keep standard protective water helmets on if approaching rocks/pilings), and unfasten your chest strap completely while gripping both risers/toggles firmly so your arms cannot slide out of the shoulder straps in mid-air.
4. (On a paramotor without frame flotation: Unbuckle the secondary waist/chest straps while keeping the main quick-release buckles ready under your thumbs, but NEVER jump out of your harness while still up in the air, water makes height judgment almost impossible; what looks like 2 meters above glassy water is often 15 meters / 50 feet high, which is a fatal drop.)
5. At the exact moment your feet touch the water:
6. Take a deep breath, pull your main canopy cutaway handle (skydiving) or hit the main harness quick-release buckles, arch your back, and slide your arms backward out of the shoulder straps and your legs out of the leg straps.
7. If the nylon canopy collapses down on top of your head in the water:
8. Do NOT thrash or kick your legs wildly: Kicking your legs in the water is what wraps thin Kevlar/Spectra suspension lines around your ankles like fishing gill nets.
9. Keep your legs still, reach straight up with one hand to push a small pocket of wet ripstop nylon fabric slightly above the water surface to create a breathing air pocket, and follow a single seam of the nylon fabric hand-over-hand in one direction until you reach the outer skirt edge of the canopy and swim clear into open water.

High-wind ground dragging and collapsed-wing impact first aid¶

1. Stopping a runaway parachute or paraglider drag in high winds¶

When landing in winds exceeding 35 to 55 kilometers per hour (22 to 35 miles per hour) or gust fronts, an open parachute or paraglider acts like a massive spinnaker sail on the ground, dragging a stunned or injured jumper across fields toward barbed-wire fences, highways, cliffs, or buildings:

• If you are the jumper being dragged:
• Pull your main canopy cutaway handle immediately (on a skydiving rig).
• If your cutaway fails or you are flying a paraglider without quick-out carabiners, let go of one brake toggle completely and pull ONLY ONE single brake line (or one single rear C/D riser) hand-over-hand all the way into your chest. Pulling both brakes symmetrically keeps the wing inflated straight downwind at maximum drag power; pulling only one side flags the canopy out like a flat sheet in the wind and kills its pulling force immediately.
• If you are a bystander trying to stop a canopy dragging an unconscious jumper:
• NEVER grab the taut suspension lines or dive onto the jumper's body while the canopy is fully inflated. Instead, sprint around to the downwind side of the inflated nylon canopy itself, grab the top leading edge (nose) of the nylon wing, and walk it upwind over the bottom edge to spill the air and collapse the sail onto the ground.

2. First aid for hard landings and low-turn canopy impacts¶

When a paraglider suffers an asymmetric or frontal deflagration (canopy collapse) close to terrain, or a skydiver executes a hard landing, the impact transfers massive vertical G-forces up the feet, legs, pelvis, and spine:

1. Maintain strict cervical and thoracolumbar spinal immobilization: Do not help a crashed pilot stand up or walk to a car. High-sink-rate landings in seated paraglider harnesses cause burst or wedge compression fractures of the T12, L1, and L2 vertebrae directly at the thoracolumbar hinge; standing up can drive bone fragments into the spinal cord and cause permanent paraplegia; see mputa ya mukongo.
2. Leave a full-face or open-face flight helmet ON if the pilot is breathing normally: Removing a snug flight helmet flexes the cervical spine; only remove the helmet if the pilot is unconscious, not breathing, or vomiting and you cannot clear their airway with the helmet on.
3. Check for unstable pelvic fractures and femur fractures: Look for leg shortening, outward rotation of a foot, or severe pelvic pain; keep the legs gently aligned without pressing inward on the hip bones, control any open compound fracture bleeding with sterile dressings, and keep the pilot insulated from ground cold while waiting for helicopter or ambulance evacuation; see mikwa ya kubukana mpi ya kubwa.

Off-field rescue gear and pilot preparedness checklist¶

Before launching a paraglider, paramotor, or skydiving jump near forest, water, or rural utility corridors, verify that you carry and inspect these five survival tools:

• Shrouded aviation hook knife mounted on the chest strap or front flight deck: Carry a sharp, double-bladed shrouded hook knife (with a replaceable surgical steel blade recessed inside an aluminum or high-strength plastic slot so it cannot cut your fingers) mounted where you can reach it with either hand while hanging under load to slice entangled suspension lines during a water landing or high-wind drag.
• Tree-rescue kit inside the paraglider harness pocket: Carry a 15-to-25-meter (50-to-80-foot) spool of high-strength 3-millimeter aramid/Dyneema throw-line (to drop to ground rescuers so they can haul up a static climbing rope), plus a 2-meter (6.5-foot) sewn tubular webbing sling and two locking carabiners to anchor your harness directly around a tree trunk the instant you land in a canopy.
• Automatic water flotation device for all over-water or paramotor flights: Never fly a heavy backpack paramotor within gliding distance of a lake, river, or coastline without an automatic water-activated CO2 flotation device mounted to the paramotor frame and a personal flotation vest.
• Satellite SOS communicator, whistle, and 2-meter aviation/amateur radio: Cell phones frequently shatter on impact or fall out of pockets during a tree crashing sequence; clip a high-decibel pealess rescue whistle and a satellite SOS beacon (such as a Garmin inReach or PLB) directly to your harness shoulder strap.
• Pre-jump / pre-launch obstacle brief at every landing zone: Before boarding the aircraft or inflating your wing, visually identify the wind direction indicator, the primary clear landing area, the direction of all overhead power lines (look for the utility poles and transformer cans along roadsides even when the thin wires are invisible from 300 meters up), and your predetermined out-landing bailout fields.

Bangyufula yina bantu keyulaka mbala na mbala¶

Why do skydivers and paraglider pilots sometimes survive a tree landing unharmed, only to die a few minutes later?¶

Almost all fatal falls after a successful tree landing happen because the pilot or skydiver underestimates how precariously their canopy is snagged above them and either activates their canopy cutaway release handle or unbuckles their harness leg straps to climb down the tree. When a nylon parachute or paraglider settles into a tree canopy, it is usually held up only by friction across dozens of thin, brittle outer twigs rather than a thick structural branch. The instant the pilot shifts their weight, cuts away the main canopy, or unbuckles their harness to step onto a branch, the branch snaps or the canopy slips free, dropping the unroped pilot 15 to 30 meters (50 to 100 feet) to the ground. Always keep your helmet on and your harness completely buckled, secure yourself to the main tree trunk with a webbing sling, and wait for technical rope rescue teams.

If a skydiver or paraglider is hanging from power lines with their feet just 1 meter off the ground, why shouldn't bystanders grab their legs to help them down?¶

While a jumper is hanging suspended in the air from an overhead high-voltage power line without touching the ground or the utility pole, their entire body and harness are energized at thousands of volts, just like a bird perched on a wire. Because there is no path to the ground, no electricity flows through them yet. However, the instant a rescuer standing on the earth reaches up and touches the jumper's boots, harness, or dangling suspension lines, the rescuer's body completes a direct electrical circuit from the high-voltage wire through both people into the earth, fatally electrocuting both the jumper and the rescuer. Everyone on the ground must stay at least 15 to 30 meters (50 to 100 feet) back until the electric utility confirms the line is turned off and grounded.

What is suspension trauma (harness hang syndrome), and how can you prevent it while stuck in a tree?¶

Suspension trauma (also called orthostatic intolerance or harness hang syndrome) occurs when a person hangs motionless upright in a harness with their legs dangling freely for more than 15 to 30 minutes. The tight leg straps compress the large femoral veins in the groin while gravity pulls blood down into the motionless legs. Without the normal walking contraction of the leg muscles to pump blood back up to the heart, up to a quarter of the body's blood volume becomes trapped in the legs, starving the brain and heart of oxygen and leading to sudden fainting and fatal cardiac arrest. To prevent suspension trauma while waiting for tree rescue, pull yourself next to the main tree trunk so you can stand on a strong branch, or continuously bicycle and flex your legs every 30 seconds to pump blood back up to your torso.

Why should you never cut away your parachute or unbuckle your harness before your feet actually touch the water during a water landing?¶

Over calm or glassy water, human depth perception is notoriously unreliable, a jumper who believes they are only 1.5 meters (5 feet) above the surface is frequently still 12 to 20 meters (40 to 65 feet) up in the air. Cutting away your main parachute or sliding out of your unbuckled harness at 15 meters causes a high-velocity freefall impact onto the water surface that can fracture the spine, rupture internal organs, or knock you unconscious so you drown immediately. Always unfasten your chest strap while still in the air to prepare, keep your hands holding the risers, and wait until you feel your boots physically splash into the water before releasing the canopy cutaway or harness buckles.

This guide provides emergency survival and first aid procedures for parachute and paraglider landing accidents and does not replace certified flight instruction from the USPA, USHPA, BHPA, or FAI-affiliated national aero clubs. Consider taking a hands-on wilderness first aid and CPR course from the Red Cross, St John Ambulance, or a certified outdoor medical provider.

Bantwadisi ya ke wakana¶

• Banzila ya kura me bwa mpi kura me simba kamio
• Lusadisu ya ntete ya kura mpi ya kura
• Spinal injuries: immobilization and care
• Drowning and water rescue first aid
• Mikwa ya kubukana, ya kupasuka, mpi ya kubwa
• Lost outdoors and wilderness survival

Bo me tala bisika yina bo me katuka¶

• United States Parachute Association (USPA, United States): Skydiver's Information Manual (SIM Section 5-1: Skydiving Emergencies, Tree Landings, Power Line Landings, and Water Landings)
• United States Hang Gliding and Paragliding Association (USHPA) and British Hang Gliding and Paragliding Association (BHPA, United Kingdom): Pilot Handbook Emergency Procedures for Tree Landings, Power Lines, and Water Immersion
• Health and Safety Executive (HSE, United Kingdom) and Wilderness Medical Society (WMS): Evidence-Based Review of Harness Suspension Trauma (Orthostatic Shock) and Rescue Management
• National Fire Protection Association (NFPA, United States): NFPA 1006 Standard for Technical Rescuer Professional Qualifications (Rope Rescue and Arborist Tree Extrication)
• Federal Aviation Administration (FAA, United States): Powered Parachute and Weight-Shift Control Aircraft Flying Handbook and Parachute Rigger Handbook