# Long-trail record. Field meanings: docs/schema.md in this repository.

id = "big-seki-loop"
name = "Big SEKI Loop"
short_name = "BSL"
country = "US"
regions = ["CA"]
length_km = 249
length_note = "about 155 mi, per the creators"
kind = "route"
tier = "regional"
designation = "Person-defined route (Amy and James of Doing Miles, 2013); no agency or association"
wave = 1

[source]
status = "osm-only"
publisher = "Amy and James (Doing Miles) (publishes the route)"
publisher_url = "https://doingmiles.com/route-big-seki-loop/"
url = "https://www.openstreetmap.org/relation/11628437"
discovery = "osm-relation-version: Overpass `rel(11628437); out meta;` (version and timestamp), or the Geofabrik replication diff; fetch again when it changes"
format = "OpenStreetMap route relation, read through Overpass with all member ways"
crs = "EPSG:4326"
licence = "ODbL-1.0"
licence_text = "OpenStreetMap contributors, ODbL 1.0 (share-alike). Credit: © OpenStreetMap contributors. The OpenStreetMap copyright page states: 'You are free to copy, distribute, transmit and adapt our data, as long as you credit OpenStreetMap and its contributors.' (https://www.openstreetmap.org/copyright, read 2026-11-10). The track included here is from OpenStreetMap, relation 11628437."
attribution = "OpenStreetMap contributors (ODbL)"
osm_only = true
mainline = "OSM relation 11628437: one route relation, main ways only."
source_checked = "2026-11-10"
redistributable = true
line_source = "OpenStreetMap"
line_file = "line.geojson"

[osm]
relation = 11628437
note = "Downloaded 2026-11-10; 57 ways in the main track. release.txt has the source and date."

[shield]
status = "no-logo-exists"
logo_source = ""
contact = "Amy and James (Doing Miles)"
note = "No logo is included; a person-defined route has no emblem. Ask the creator before using any mark."
logo_file = ""
logo_owner = "Amy and James (Doing Miles)"

[verification]
verified = true
date = "2026-11-10"
measured_km = 251.2
difference_percent = 0.9
parts = 1
note = "OSM relation 11628437, 57 ways: 251.2 km in 1 part, 0.9% over the published 249 km."

[route]
creator = "Amy and James (Doing Miles)"
year = 2013
line_policy = "open"
creator_words = "We mapped, walked, and developed the Big SEKI Loop (BSL) as a long on-trail hike for people to consider as an alternative to the JMT."
creator_words_url = "https://doingmiles.com/route-big-seki-loop/"
note = "A loop in Sequoia and Kings Canyon National Parks, entirely on maintained trail, offered as a quieter alternative to the John Muir Trail. The design was completed in 2013 and first published on Backpackinglight.com in February of that year."

[[guide]]
title = "Big SEKI Loop Route Guide"
author = "Amy and James (Doing Miles)"
access = "free"
url = "https://doingmiles.com/route-big-seki-loop/"
format = "web route guide with a CalTopo map"

[hike]
summary = "The Big SEKI Loop is a high Sierra Nevada loop in Sequoia and Kings Canyon National Parks that starts and ends at Roads End in Kings Canyon. It crosses several high passes and shares about 58 miles with the John Muir Trail. Its authors offer it as a quieter alternative to the John Muir Trail."
official_url = "https://doingmiles.com/route-big-seki-loop/"
start = "Roads End, Cedar Grove, Kings Canyon National Park, California"
shape = "loop"
days = [7, 12]
season = "Late August and September"
months = [8, 9]
high_point = "Forester Pass"
high_point_m = 4017
terrain = ["alpine"]
travel = "trail"
permit = "One permit covers the whole trip and is issued for an entry date and trailhead; a clockwise start at Roads End uses a Copper Creek permit."
checked = "2026-11-13"

[[hike.source]]
url = "https://doingmiles.com/route-big-seki-loop/"
publisher = "Amy and James (Doing Miles)"
facts = ["official_url", "summary", "start", "shape", "days", "season", "months", "high_point", "terrain", "travel", "permit"]