check-hiking-gear

# Check Hiking Gear

Generate and verify a hiking gear checklist optimized for the specific conditions of a planned hike.

## When to Use

- Preparing for a day hike or multi-day trekking tour
- Packing for a group and distributing shared gear
- Adapting a standard gear list to specific season or conditions
- Reviewing gear before departure to catch missing items
- Managing pack weight for long or technical routes

## Inputs

- **Required**: Hike duration (day hike, overnight, multi-day)
- **Required**: Season and expected temperature range
- **Required**: Trail difficulty (SAC T1-T6 or descriptive)
- **Optional**: Maximum elevation and expected conditions (snow, rain, heat)
- **Optional**: Group size (for distributing shared gear)
- **Optional**: Target pack weight or weight limit
- **Optional**: Special requirements (via ferrata gear, glacier equipment, photography)

## Procedure

### Step 1: Assess Conditions

Determine the environmental factors that drive gear selection.

```
Condition Assessment Matrix:
┌──────────────────┬────────────────────────────────────────────┐
│ Factor           │ Impact on Gear                             │
├──────────────────┼────────────────────────────────────────────┤
│ Temperature      │ Layering depth, sleeping bag rating        │
│ Precipitation    │ Rain gear weight, pack cover, gaiters      │
│ Snow/ice         │ Microspikes, crampons, ice axe, gaiters    │
│ Sun exposure     │ Sunscreen, hat, sunglasses, lip balm       │
│ Altitude (>2500m)│ Extra warm layer, sun protection, hydration│
│ Duration         │ Food weight, water capacity, shelter type  │
│ Remoteness       │ First aid depth, emergency beacon, backup  │
│ Technical terrain│ Helmet, harness, rope, via ferrata set     │
│ Water sources    │ Carry capacity, purification method        │
│ Hut availability │ Sleeping bag vs. sheet, meal vs. cook gear │
└──────────────────┴────────────────────────────────────────────┘
```

Classify the hike into one of these profiles:

```
Hike Profiles:
  SUMMER-DAY:     Warm, short, well-marked, huts available
  SUMMER-MULTI:   Warm, multi-day, hut-to-hut or camping
  SHOULDER:       Spring/autumn, variable weather, possible snow
  WINTER:         Cold, snow cover, short daylight
  ALPINE:         High altitude, exposed, technical sections
  TROPICAL:       Hot, humid, rain, insects
```

**Got:** A clear hike profile with all condition factors assessed. This profile drives the checklist in Step 2.

**If fail:** If conditions are uncertain (e.g., shoulder season with unpredictable weather), plan for the worse case. It is always better to carry a rain jacket you don't use than to be soaked without one.

### Step 2: Generate Base Checklist by Category

Build the gear list organized by the Ten Essentials framework plus additional categories.

```
THE TEN ESSENTIALS (always carry):
┌────┬──────────────────┬────────────────────────────────────────┐
│ #  │ Category         │ Items                                  │
├────┼──────────────────┼────────────────────────────────────────┤
│ 1  │ Navigation       │ Map (paper), compass, GPS/phone with   │
│    │                  │ offline maps, route description         │
├────┼──────────────────┼────────────────────────────────────────┤
│ 2  │ Sun protection   │ Sunscreen (SPF 50+), sunglasses        │
│    │                  │ (cat 3-4), lip balm with SPF, hat      │
├────┼──────────────────┼────────────────────────────────────────┤
│ 3  │ Insulation       │ Extra warm layer beyond what you       │
│    │                  │ expect to need (fleece or puffy)        │
├────┼──────────────────┼────────────────────────────────────────┤
│ 4  │ Illumination     │ Headlamp + spare batteries             │
├────┼──────────────────┼────────────────────────────────────────┤
│ 5  │ First aid        │ Blister kit, bandages, pain relief,    │
│    │                  │ personal medications, emergency blanket │
├────┼──────────────────┼────────────────────────────────────────┤
│ 6  │ Fire             │ Lighter + waterproof matches            │
│    │                  │ (emergency warmth/signaling)            │
├────┼──────────────────┼────────────────────────────────────────┤
│ 7  │ Repair/tools     │ Knife or multi-tool, duct tape,        │
│    │                  │ cord (3m paracord)                      │
├────┼──────────────────┼────────────────────────────────────────┤
│ 8  │ Nutrition        │ Extra food beyond planned meals         │
│    │                  │ (energy bars, nuts, dried fruit)        │
├────┼──────────────────┼────────────────────────────────────────┤
│ 9  │ Hydration        │ Water bottles/bladder (min 1.5L for    │
│    │                  │ day hike), purification if needed       │
├────┼──────────────────┼────────────────────────────────────────┤
│ 10 │ Shelter          │ Emergency bivvy or space blanket        │
│    │                  │ (day hike), tent/tarp (multi-day)      │
└────┴──────────────────┴────────────────────────────────────────┘

CLOTHING (layer system):
┌──────────────────┬────────────────────────────────────────────┐
│ Layer            │ Items                                      │
├──────────────────┼────────────────────────────────────────────┤
│ Base layer       │ Merino or synthetic shirt & underwear      │
│ Mid layer        │ Fleece jacket or lightweight puffy         │
│ Shell layer      │ Waterproof/breathable jacket               │
│ Legs             │ Hiking pants (zip-off for versatility)     │
│ Feet             │ Hiking boots/shoes, wool socks, liners     │
│ Hands            │ Lightweight gloves (even in summer above   │
│                  │ 2000 m)                                    │
│ Head             │ Sun hat + warm hat/buff                    │
└──────────────────┴────────────────────────────────────────────┘

ADDITIONAL BY PROFILE:
┌──────────────────┬────────────────────────────────────────────┐
│ Profile add-on   │ Additional items                           │
├──────────────────┼────────────────────────────────────────────┤
│ Multi-day        │ Sleeping bag/liner, toiletries, change of  │
│                  │ clothes, cooking system, extra food        │
├──────────────────┼────────────────────────────────────────────┤
│ Snow/ice         │ Microspikes or crampons, gaiters, ice axe │
│                  │ (if applicable), extra insulation          │
├──────────────────┼────────────────────────────────────────────┤
│ Alpine/technical │ Helmet, harness, via ferrata set, rope,    │
│                  │ carabiners, slings                         │
├──────────────────┼────────────────────────────────────────────┤
│ Remote           │ Emergency beacon (PLB/InReach), extensive  │
│                  │ first aid, water purification, extra food  │
├──────────────────┼────────────────────────────────────────────┤
│ Winter           │ Insulated jacket, ski poles, snowshoes,    │
│                  │ thermos, goggles, balaclava                │
└──────────────────┴────────────────────────────────────────────┘
```

**Got:** A complete checklist with all ten essentials, appropriate clothing layers, and profile-specific additions. Every item is relevant to the assessed conditions.

**If fail:** If the list seems excessive for a short easy hike, verify that only the base ten essentials are included for SUMMER-DAY profiles. If the list seems too light for alpine conditions, cross-reference with the Alpine profile add-ons.

### Step 3: Optimize Weight

Review the checklist to reduce pack weight without compromising safety.

```
Weight Optimization Strategies:
┌──────────────────────┬────────────────────────────────────────┐
│ Strategy             │ Example                                │
├──────────────────────┼────────────────────────────────────────┤
│ Eliminate            │ Remove items not needed for conditions  │
│ Substitute           │ Trail runners instead of heavy boots   │
│                      │ (if terrain allows)                    │
│ Downsize             │ Smaller first aid kit for day hikes    │
│ Multi-use items      │ Buff = sun protection + warm hat +     │
│                      │ dust mask                              │
│ Share in group       │ One first aid kit per 3-4 people,      │
│                      │ one repair kit per group                │
│ Repackage            │ Decant sunscreen into small bottle,    │
│                      │ remove excess packaging                │
│ Lighter materials    │ Titanium cookware, cuben fiber shelter │
└──────────────────────┴────────────────────────────────────────┘

Weight Targets (pack weight without food/water):
  Day hike:       3-5 kg base weight
  Hut-to-hut:     5-8 kg base weight
  Camping:        8-12 kg base weight
  Winter/alpine:  10-15 kg base weight
```

For group hikes, distribute shared gear:

```
Shared Gear Distribution:
  First aid kit (group)  → strongest hiker or designated person
  Repair kit             → most experienced with repairs
  Cooking system         → split stove/fuel/pot across members
  Shelter (if shared)    → split tent body/fly/poles
  Emergency gear         → distribute PLB, rope among members
```

**Got:** A weight-optimized checklist where every item serves a clear purpose. Total pack weight is within the target range for the hike profile. Shared gear is assigned to specific group members.

**If fail:** If pack weight exceeds the target by more than 20%, reconsider whether the hike profile is appropriate. A heavily loaded pack on a long day dramatically increases fatigue and injury risk. Either reduce gear (accept more risk) or choose an easier/shorter route.

### Step 4: Verify Completeness Against Conditions

Final cross-check of the gear list against the assessed conditions.

```
Verification Checklist:
┌────────────────────────────────────────┬──────────┬──────────┐
│ Check                                  │ Pass     │ Notes    │
├────────────────────────────────────────┼──────────┼──────────┤
│ All ten essentials present             │ [ ]      │          │
│ Clothing layers match temperature range│ [ ]      │          │
│ Rain gear if >20% precipitation chance │ [ ]      │          │
│ Snow gear if above/near snow line      │ [ ]      │          │
│ Water capacity sufficient between      │ [ ]      │          │
│ resupply points                        │          │          │
│ Food sufficient for duration + reserve │ [ ]      │          │
│ Navigation tools loaded with route     │ [ ]      │          │
│ Phone charged + portable charger       │ [ ]      │          │
│ First aid includes personal meds       │ [ ]      │          │
│ Emergency contact info carried         │ [ ]      │          │
│ Boots/shoes broken in (no new gear)    │ [ ]      │          │
│ Pack fits comfortably at loaded weight │ [ ]      │          │
└────────────────────────────────────────┴──────────┴──────────┘
```

**Got:** All checks pass. The hiker can confidently state what every item in the pack is for and would notice if any item were missing.

**If fail:** If any essential check fails, resolve it before departure. The most dangerous failures are: no navigation backup (phone dies), insufficient water capacity, and missing insulation layer (hypothermia risk even in summer above treeline).

## Validation

- [ ] All ten essentials are included in the checklist
- [ ] Clothing system matches the expected temperature range
- [ ] Profile-specific additions are included (snow gear, alpine gear, etc.)
- [ ] Pack weight is within target range for the hike profile
- [ ] Shared gear is assigned to specific group members (group hikes)
- [ ] Water capacity covers the longest gap between resupply points
- [ ] Emergency kit includes personal medications
- [ ] No new/untested gear on the hike (broken-in boots, tested stove)

## Pitfalls

- **Cotton kills**: Cotton clothing retains moisture and loses insulation when wet. Use merino wool or synthetic fabrics for all layers.
- **New boots on hike day**: Untested footwear causes blisters. Break in new boots with at least 3-4 shorter walks before a long hike.
- **One water source assumption**: If the only planned water source is dry (seasonal streams), dehydration follows quickly. Always carry capacity for the worst case.
- **Overpacking "just in case"**: Every unnecessary gram compounds over hours. If you cannot name when you would use an item on this specific hike, leave it behind.
- **Forgetting sun protection**: At altitude, UV exposure increases roughly 10% per 1000 m. Sunburn and snow blindness are real hazards above 2000 m, even in cool weather.
- **Ignoring group gear overlap**: Four hikers each carrying a full first aid kit wastes weight. Coordinate shared items before packing.

## Related Skills

- `plan-hiking-tour` — the hiking plan that determines what gear is needed
- `assess-trail-conditions` — current conditions affect gear requirements (e.g., unexpected snow)
- `make-fire` — emergency fire-starting is one of the ten essentials
- `purify-water` — water purification methods for when natural sources are the only option