EntranceTorcón de Riaño

(0106)

P93m

surfacerun-in

altitude 154mcalcite choke

tree roots

P9m

EntranceTrackside Cave

(2418)

EntranceBOG Hole

(2638)

alt. 223m

alt. 238m

?

EntranceMareserectionHole (2649)

dig

alt. 274m

unstable area

alt. 262mdig

Cascade 2m

Cascade 3m

Grey BoulderChamber

P3m

The Mazeway

stal grill

Cat Print Passage

C4m P7m

straws

Molarsof Doom

C3m

continues

choked (mud)

choked (mud)

draught(too tight)

continues

undescendedP5m

FootprintPassage

falsefloor

helictites

pinch atcurtain

fallen blocks(continue in roof)

wetgrovel

trickledown

calcite

mudchoked

aven+10m

(closes down)

P7m

C2m

Aven+15m

AmmoniteChoke

The RoadTo Torno

Torno Inlet

ammonite

low

squeeze

Quake Rift

The Jail

Double Barrel Passage

P6m

Cascade 2m

Doily Passage

SchoolboyError Aven

Aven10m

C3m

P16m

C2m

choke

choke

Aven+10m

calcitedchoke

Pitch down

continues

continues

stal blockage

choke

?

crystals

C3m

avens

Upper Series

P11m

alt. 158m

alt. 209m

alt. 202m

alt. 182m

alt. 159m

alt. 174m

alt. 180m

alt. 177m

alt. 168m

alt. 183m

alt. 177m

alt. 180m

alt. 159m

alt. 170m

alt. 148m

alt. 148m

alt. 152m

P8m

alt. 124m

alt. 168m

alt. 120m

alt. 175m

mudformations

tight connection(unsurveyed)

C3m

toonarrow

rooffall

mudrun in

stalactites

?

+10m

Dingles Delight

crabwalk

crabwalk

C4m

P25m

aven+10m

alt. 175m

The Crispy Bitsat the End

?

?

streamwaybelow boulders

Dormouse Inlet

alt. 194m

EntranceRiaño 1 (0105)

alt. 156m

alt. 163m

P8m

Aven+20m

C4m

SparkleHall

P4m

alt. 162m

P6m

89cents TintoExtensions

passage endswith flowstone

P10m

helictites

AcidBath P8m

C2m

Aven+22m

21stPassage

mud fill

calcitedpebbles

Aven+20m

Aven+20m ?

sedimentfilled

mudchoked

Entrance Series

bones

too low(dig)passage

visiblebeyond

gingerhelictites

Cascade 1m

Hey SplendidCrap Series

toolow

dig

draughtinghole

digs

choked

choked

choked

toosmall

visualconnection

calicitedmud

cont. toolow 4m+

smallbones

toolow

squeeze

toosmallblocked

by stal.

very lowwith tree roots

C3m

C2m

C5malt. 128m

fried eggon a stick

?

Soft Shoe Shuffle

P8m

C3m

P10m

choke

Pendant Chamber

C2msediment

filled

inletbecomes

tightcontinuesawaiting resurveychoked

outlet

smallsump

C2m

alt. 178m

Where are we now?

Coffin Levels

Crystal Minesin the Sky

EchoPot

LoopPitch

Phil'sAven

The Blank Wall

Energetic Between the LegsThe Swirl Domes

The Rotunda

Up ToGlory

Up The Slope

Mouse PrintPassage

Wedding CakePassage

Grov'sClimb

C7m

CanaveralPassage

La Playa

ThePit

KendalMint Cake Up and Down

CaravanChoke

Pete's Way

very tightclimb

C2mP25m

C3mflowstoneblockage

ZoologicalGardens

Entrance(2691) Giant Panda

alt. 215mWindyInlet

?choke

chokechoke

choke

?

??

?

P8M

shrimp

low

Near Stomps

C5m

continuesvery low

lowcrawl

dig

sump?

continuesvery narrow

draughtingslots

climb downto stream

false floors

roots

holedown

MarathonPassage

slime

FieldEntrance (2)

ChurchEntrance (3)

CornerEntrance (1)

Head to HeadPassage

low

low

TrapdoorChoke

Punk inthe Gutter

Quadraphenia

vertical+3m leg

vertical+10m leg

P9m

Sima Baz

no survey centrelinefor this passage

Tilers Way

dig

hole down totoo tight stream

1st RiverInlet

2nd River Inlet

Aven+19m

drippingaven

rift downto stream

crawlcontinues

choke

chokeloose wall

helictiteschoke

flat out crawl

WardrobePassage

10m flatout duck

squeeze

climbed todraughting crawls

which choked

choke

crawl

traversecontinues

unsurveyed

crawl

dig

Flashbulb Hallcrawl

continues

waterenters via

aven

?

? ?? ?

continuesbeyond stal.

squeeze

stal.squeeze

lowstreamwaycontinues

?

choked

choked

roof passage?

P11m

C4m

verytight

P16

?

?

??

?

?

pool 9m long topossible sump

C2mabovepool

continuesvery tight

?

dig

lowstream

continues

traverse

too tight

Pull Up Passage

P3m

too tightbut way on

above?

Wildlife Series

continues lowdraughting

continuessmall

climb up topassage above?

continuesvery low

slotdown(dig)

continueslow

lower crawlstal. choked

C6m

Quadraphenia

Pit -3mstream atbottom

AvenEntrance (4)

continuessmall

Pit -4mpassage

continues

C7m

cairn

digsand choked

?

toolow

?

?

draughtingdig

Manhattan

tootight

choke

water emergesfrom understal. boss

narrowsand choked

rift

choke

chokehole

drygours

Aven+20m

dog

dogsbollocks

low

chokechoke

choke

Dog Series

Roofers Way

pit-2m

low with snail shells,flies and roots

lowdig

'The Tiger'stal. boss

squeezeover boulder

lowstreamwaycontinues

choke

choke

choke

too low

Pigs TrotterChamber

VampireGallery

tree roots &surface material

toosmallchoked

pit -2m

P6m

C7m

C2m

P13m

cont.

?

Goldie's Way?

?

C3m

possible wayon over choke

needs boltsc6m

choke

Aven+20m

holes downto lower level

5m downin choke

chokes

continueslow and wider

possibleaven

stn. 15 is cairn stone onlarge boulder in streamway

in front of constrictioncontinues

The Real Sima Baz

(offset to prevent overlap with new survey)

Old Sima Baz

C6.5m

Offset to prevent overlap withresurvey of Sima Baz streamway

connectionto Hoyuca

(0107)

N

0m 10 20 30 40 50 60 70 80 90 100m

3rd River Inlet

Straw Inlet

Las Playas

Diversion Chamber Inlet

Diversion Chamber

B Road

choke

4th River Inlet

Astradome

Site 0107: Cueva de la Hoyuca(Cueva de Riaño 2, Cueva Uzueka)Length 24,366m Depth 124m(6th July 2011)

Cueva de la Hoyuca

Uzueka (Field entrance UTM EUR79: 30T 451918 4800014) Alt. 175mPart of the Sistema de Cuatro Valles (Length 54,554m, depth 147m at August 2011)

Surveyed by:Alan Box, Ali Neill, Andy Pringle, Andy Quin, Andy Sweetman, Barry Davies,Carmen Smith, Carolina Smith de la Fuente, Dave 'Grovel' Hanson, Dave Bell,Dave Biggs, Dave Foxton, Dave Howard, Dave Ottewell, Jane Chilton, Jenny Corrin,John 'Lugger' Thorpe, John (Buddha) and Geoff Yeadon, John Cope, Juan Corrin,Julie Bridgeman, Lank Mills, Mark Wright, Michael Wood, Mike Alderton, Nigel Dibben,Patrick Warren, Paul Clement-Walker, Paul Gelling, Pete Smith, Peter 'Snablet' MacNab,Peter Eagan, Phil Papard, Richard Blake, Sam Lieberman, Santi Urrutia,Simone Sanbento, Steve Martin, Tim Lamberton, Toby Chilton, Tony Fifield, Torben Redder

Gour Inlet 2008-2010:'Footleg' Fretwell, Paul Dold, Nick Fincham, Mandy Fu, Mike Topsom, Alistair Smith

Drawn in Tunnel by Footleg based in part on previously published surveys byMatienzo Caving Expeditions.

Riaño (UTM EUR79: 30T 451882 4800488 ) Alt. 156mPart of the Sistema de Cuatro Valles (Length 54,554m, depth 147m at August 2011)

Surveyed by:Lank Mills, Tony Williams, Dave 'Grovel' Hanson, Steve Knights, Noddy, Juan Corrin,Fred Winstanley, Liz Cowell, Dave Howard, Paul Gelling, Jane Chilton, Toby Chilton,Pete Smith, Paul Stacey, Carmen Haskell, Sam Lieberman, 'Footleg' Fretwell,Caroline Fretwell, Paul Dold, Carl Clarke, Dave Garman, Chris Agnew, Martin Barnicott,Simon Latimer, Johnny Latimer, Tony Radmall, Neil Phillips, Emma Moyse, Nick Fincham,Alistair Smith.

Drawn in Tunnel by Footleg based in part on the paper drawing by Lank Mills.

Cueva de RiañoSite 0105: Cueva de Riaño(Cueva de Riaño 1, Cueva de la Reñada)Length 9,880m Depth 86m(3rd November 2011)