MountRoutes
Mt Deo Tibba Expedition Safety

Summit Safety & Risk

Mt Deo Tibba Expedition — Safety Guide

AMS thresholds, glacier hazards, summit day go/no-go decision framework, and emergency contacts.

Technical Specifications

Technical Blueprint v1.0

Mt Deo Tibba Expedition

Max GradeAD
Gradient55%

Physiology Profile

HAPE RiskExtremely High
Turnaround SPO260%
"Immediate drive down to Keylong."

Summit Protocol

Push Start01:00 AM
Hard Turnaround12:00 PM
Turnaround ReasonHigh winds and exhaustion risk on descent.

Complexity Index

Technicality vs Stok Kangri+75%
Exposure vs Nanda DeviModerate

*Indices calculated based on vertical gain/day and rock/ice angle averages.

Mission Briefing // Tactical Manifest

Terrain Analysis

glacier
hanging glacier
steep ice dome
moraine
High-Risk Objective Hazards
crevasse on glacier approachhanging glacier serac fallams_riskrockfall on moraine

Atmospheric Constraints

Avg Summit Wind
N/A km/h
Jet Stream Risk
High in late September and October

Summit Day Sequence

1
Base Camp departure
2
Scree slope ascent
3
Snow ridge
4
Summit

Primary Hazards

1

Serac fall from hanging glacier

2

Crevasse on glacier approach

3

HACE above 5,000m

4

Rockfall on moraine descent

AMS Protocol

Systematic acclimatization via Chotta Chandratal hike is critical. Do not rush to ABC without a full rotation day.

Altitude Physiology — SpO₂ by Camp

Bharatpur

85

SpO₂

Base Camp

75

SpO₂

Summit

60

SpO₂

Turn-Around Threshold

SpO₂ < 60%

Descend immediately if reading drops below this at rest

Diamox (Acetazolamide)

Recommended

Crucial due to rapid vehicle ascent to 15,000ft.

⚠️ Golden Rule: Immediate drive down to Keylong.

Expedition Medical Kit

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Summit Day Protocol

GO Conditions

  • Clear skies
  • Manageable winds

NO-GO Conditions

  • Whiteout
  • Extreme jet stream winds

Hard Turn-Around: 12:00 PM

High winds and exhaustion risk on descent.

Glacier Hazards — Jagatsukh Glacier

Avalanche Path

Summit dome serac

Avalanche Path

Left flank approach couloir

Bergschrund

Evacuation Route

Descend to Tainta Base Camp, then trek to Jagatsukh for vehicle evacuation to Manali hospital.

Mandatory Operator Equipment

Portable Oxygen x2
Gamow Bag
VHF Radio
200m Fixed Rope
Crevasse rescue kit

Verify this equipment is included before booking. Compare operator safety standards →

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Knowledge Integrity

Help us keep this data ground-truth accurate.

This encyclopedia entry for Mt Deo Tibba Expedition is curated from a mix of public survey records, first-hand climber accounts, and official permit logs. However, mountains are dynamic. If you have been on this route recently and noticed a change in terrain, water availability, or local regulations, we want to hear from you.

Community Vetted

Last Verified: May 2026

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