PRO VINC E OF UVA

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AM PA RA

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BIBIL E

MAD UL LA

MED AG AMA

LU NU GA LA

SIYAMBA L AN DU WA

RID IMAL IYA DD A

PASSA RA

MEE GA HA KIU LA

Nape

Ella

Ihawa

Kiula

Alana

Gal aha

Purana

Warale

Mukala

Makara

Deliwa

Elhena

Gal ula

Bibile

Nagala

Serawa

Hepola

Udagama

Makull a

Udawela

Ratkele

Alumada

Makull a

PubbaraUdagamaYapam ma

Udagama

Alupota

Panguwa

Bumm ane Buddama

Alupota

Ayi wela

Mallawa

Mulatha

Nil gal a

Unagolla

Adawat ta

Helagama

Helagama

Kobbeoya

Kotabowa

Dunuwewa

Boragoda

Ellem ane

Udabokka

Udabokka

Weragoda

Lunugala

Alabedde

Godapita

Nanagoda

Nugamure

Ellekona

Diyapola

Kongolla

Nagollla

Gal mulla

Giri wara

Moragaha

Kolamana

Unagolla

Kotagama

Mudiyala

Dorapode

Inawel la

MahawelaKanulawa

Watawana

Tallanda

Delgolla

Ham adola

Alugalge

Godagama

Pihiriya

Ussagala

Yal arawa

Gal bokka

Gangolla

Gurumada

Waralanda

Meeyagala

Well ewela

Akkara 50

Pallegama

Nahengoda

Dahamgama

Dehigolla

Balabedda

Miyalgal a

Ruwalwela

Alanmull a

Eswedduma

Mullamadu

Well ewela

Wat tegoda

Wat tekel e

Baththewa

Madulsim a

Paluwatta

Mapa E lla

Paragoll a

Udakiruwa

Udakiruwa

Puranwela

Mellagama

Uda A rawa

PuranwelaAluthwela

Bendiyawa

Karanem ma

Yakunnawa

Kuruwam be

HevelwelaDehigolla

Dehearawa

Kavudell a

Ambagolla

Kokunnawa

Bokagonna

Bandigoda

Bokkegama

Sumudugama

Karametiya

Pitadeniya

Kesel wat ta

Alubogalla

Dowegedara

Goda Arawa

Udapanguwa

Karametiya

Dewalagoda

Kobbegal la

Udamall awa

Panmedilla

Diggalrena

Kadiriwela

Miriswat ta

Talawegama

Uyanabedda

Saddamgama

Yat imawana

Kivulegama

Kitul wat ta

Kohonawela

Bakm ilande

Elamalpota

Udapanguwa

Bogahawela

Dahagoniya

Monarawana

Dem atavana

Uyanket iya

Well abokka

Baddemulla Gal awadiya

Gal walal la

Baduluwel a

Muranthawa

Godi gam uwa

Senapat iya

Dodangolla

Itanawatte

Medipitiya

Megodagam a

Dunkearawa

Iti tempola

Diyakobola

Patinuwela

Habbunnawa

Kindagolla

PalliyaddaKohilagala

Kohanewela

Petiyagoda

Gal igamuwa

Kohilawatta

Gal welagama

Pit iyawatta

Polgahawela

Kirawanhela

PallekiruwaGerandiella

Kendaduwawa

Bubulewat ta

Dam unuwinna

Hukapathana

Talkotayaya

Gangodagama

Elhenpiti ya

Katupelella

Ti mbiriyaya

KinnarabowaPallekiruwa

Karandegama

MedagangodaKottalbedda

Attanagal la

Rubberwat ta

Garakalanda

Janathapura

NannapurawaDalonogalla

Bibilem ulla

Kohukum bura Ambanporuwa

Nakkalagoda

Tungalthota

Uda Tambana

Talagangoda

Hinguregala

Dam badeniya

Potubandana

Dem at tawela

Tanayam gam a

Yal akumbura

Warakalanda

Huriyagol la

Kuragam mana

Bibilawatta

Molandeni ya

Li ndegedara

Pallatal awa

Maldam Ambe

Pitakumbura

Wi laatigoda

Radaliyadda

Yakahalpota

Bollat tawela

Pusselketiya

Kukul anm ulla

Papaladeni ya

Hela - Arawa

Talagahawaka

Mengal pitiya

Swintonwatta

Pit iyegedara

Helam al potha

Gal ahi yiyawa

Malgastalawa

Patt iyawat ta

Wegama South

Andayam Pola

Kadalawehera

Madawall anda

Watawanagama

Tham palawel a

Aratugaswela

Badullagalla

Illukkum bura

Pallepanguwa

Meegahatenna

Wediwelagama

Arawakumbura

Etundemuwawa

Arawakumbura

Kalagahawaka

Kehelkum bura

Bogahakivula

Embil ipitiya

Aratumedill a

Gangodawatta

Pundalumulla

Senpathygam aIllukkum bura

Ikiri yanpola

Malabatuhela

Kirawanagoda

Dodanwelanda

Henagasm ulla

Karagahawela

Nagahadoruwa

Diyakol ayayaUdamall ehewa

Thum beleruwaHerathgedara

Ihalapatt iya

Li ndakumbura

Morat tam ul la

Patt iyawat ta

Obadakumbura

Diyakol ayaya

Hatdum buwawaWegama North

Bulugahayaya

Kotagamwella

Hewan - A rawa

Dam bakana E la

Kahatiyanwel a

Kokagalawatta

Kongaha Arawa

Kelinhit iyawa

Nugadandawela

Werellapatana

Kethdaubuwawa

Miyanakandura

Palle Tambana

Bandarawadiya

Talapuranwela

Kotuwegangoda

Bodalagammana

Udawelipit iya

Egodakotagam a

Kehelattawela

Peragaspiti ya

Ambagahakeula

Toti llaket iya

Dam bagahawela

Meegaha Arawa

Hidagamawatta

Baki nigahawela

Cocowat ta Part

Bothalakumbura

Patt inikumburaLandegamawatta

Mallaththawala

Kalugahawadiya

Kotabowevidi ya

Senapat iyagam a

Madippalumulla

Rathupasket iya

Pallemal lehewa

Inipanduregoda

Rathupasket iya

Polwattepi tiya

Paragaha Agala

Nam al oya Colony

Sooriyagodagama

Gal hindakapalla

Heletalagangoda

Deysbrook Watta

Alakolagal agam a

Diyakaduruwinna

Pallewelipit iya

Kanulwelavidiya

Angurupanim ul la

Buruthaathagoda

Badulugasgedara

Ti ththewelkeul a

Beddabendihinna

Keenagahakandura

Janathapura North

Hewandeni ya (New)

Kaleti bbawelagama

Metigahatennegama

Kivulapitiyalanda

Hewanwat ta (part )Hewanwat ta (part )

Kudabadull agam mana

Kudabadull agam mana

Mahabadullagam mana

Purana Lunugalagam aMalgastalawe Vi di ya

Kahatiyanwal a Kanda

Rit igahawat ta (Part)

Rit igahawat ta (Part)

Baki nigahawela Vidiya

Adawat te Eldorado Part

Buruththa-aththadeniya

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Scale 1 : 50,00020 0 20 40 60 80 10010

KilometreOrigin of the grid system is 200,000 metres South and 200,000 metres Wes t o f Pidurutalagala.

INFERRED MAP OF LANDSLIDEHAZARD ZONES - SHEET 63

Th is ma p b elon gs to th e cop lem ent of La ndslide Hazard Ma ps of t he distr icts of B ad ulla & Mon arag ala p ro du ced at asca le o f 1 : 50 000 und er th e Lan dslide Ha zard Map ping Proje ct - Ph ase III . Altho ug h best po ssib le scien tific in put shave bee n provid ed to assess lan dslide ha zard as re alistically as po ssib le , co mp le xities a nd inte rp lay o f land slid eca usa tive fact ors ope ra ting o ver the geo logica l tim e scale co mb ined with accele ra ting h um an int ervent io n resistcr isp p re diction . Plea se draw a tten tion of th e D ire ctor Ge neral, NBRO to an y new fa cts, revisions o r su gg estion s sothat the m aps could be const ant ly u pg ra ded . Your co -o perat io n w ill be highly a pp re cia ted .Th e A .B.M .P. m ap s o f 1 : 50 0 00 scale p ub lishe d by th e S urveyor Ge ne ra l's Off ice , K irula Road , Co lo mb o 0 5, SriLan ka we re se rve d as ba se ma ps for haza rd m ap ping , a nd to pog ra ph ic de tails f ro m the se ma ps we re ado pte dmut atis m uta nd is. Ma ppin g b ased on g ro und surveys,m ap s of Solid Ro ck Geo logy of sca le 1: 100 00 0 p ub lishe d by th eGeolo gical Survey an d Min es Burea u, m aps of S lo pe C lass of 1 : 633 60 sca le p ub lish ed by th e La nd Use Po licyPlann in g De partm ent an d a pprop ria te f ie ld ch ecks.Pro du ced for th e lan dslide Hazard Ma ppin g P ro je ct - Ph ase II b y the La ndslide Hazard Map ping Proje ct Tea m o f th eNa tiona l Bu ild in g Re search Organ isa tion in conce rt w it h th e scie ntists o f allie d d iscip lin s from th e La ndslide Stu dies &Service s D ivisio n, th e Hu ma n Sett le me nts Division, an d the Com put er D ivisio n.The Proje ct was imp lem ent ed bythe Gove rn me nt o f Sr i La nka at the Natio nal Building Rese arch Orga nisat io n, Ministry o f Hou sin g Con struction an dUrba n Deve lo pm ent of the Dem ocra tic So cia list Repu blic of Sr i La nka.

MAP INFORMATION

Co pies of th is m ap a re o bta in ab le f ro m th e Na tiona l B uilding Rese arch Org an isa tion 9 9/1 Ja wa tta Roa d Co lom bo05, SR I LA NK A

Inferred Map of Landslide Hazard ZonesPublished by

National Building Research Organisation,99 /1 Jawatta Road,

Colombo 05

Cartographical Enhancement by The Survey Department of Sri Lanka

LEGEND

Othe r Roa ds

Ma in Roa dMi nor Roa d

Rail wa y

Tank

Bridge / Rive r / S tre am / Cana l

^ Polic e St ation

SchoolHospita lG

Hist oric al S iteRail wa y Sta tion

TempleKovilChurc hæ

Mosque

Provinc e Bounda ryE E E

Dist ric t BoundaryE E E E

Balangoda Villa ge N ame

N A G O D A D.S.D iv. Na me

Index Contour Inte rme diat e Contour/ Va lue

D.S.D iv. Bounda ry

Supplime nt ery Contour

20

La ndslides mostlikely to oc cur

La ndslides a re tobe expe cte d

Mode st le ve l oflandslide haz ardexists

La ndslides notlikely to oc cur

Da nge r a nd potentia l threa t to life a nd property e xi sts. No ne w c onstruc tion should therefore bepe rm itte d. Essentia l additions in the exis ting st ruc ture s ma y be allow ed onl y a fte r thoroughsite inve stigat ion a nd a dequa te prec autions to be ce rtif ie d by spe cia list(s) . Ea rly wa rni ngsys tems should be esta blishe d if symptoms of la ndsl ides a re c le ar a nd risk le vels a re hi gh.

Slight da nge r of la ndsl ides e xists. Engi nee re d a nd re gulate d new construct ion a nd we ll pla nnedcultiva tion are pe rm itte d. P lans for c onstruc tion should be te chnic all y ve tte d a nd ce rit ifi ed.

No visible signs of sl ope insta bi lity or da nger exist ba sed on pre sent st ate of know ledge .N obl anket l imita tions nee d t o be imposed pa rtic ula rly on we ll ma nage d la nds and engine eredconstruction. Loc at ion spe cif ic limi tati ons may bec om e nec essa ry,partic ul arly for a reasprone to f looding and e rosion.

Moderate level s of landslide danger exists.N ew c onst ructi on should be di sc ourage d,a nd improve dland use planning pra ctice s should be introduced to halt and reverse the proce ss of slope degra da tion

assessment.All e ssentia l construction and remedia tion, and new projec ts be subjec ted to la ndsli de haza rd

ZONA L SIGN IFIC AN CELAN D SLID E

HAZA R DPOT ENT IAL

240,000 245,000

245,000

250,000

250,000

255,000

255,000

260,000

260,000

265,000

265,000

270,000

270,000

275,000

275,000

200,00

0

205,00

0

205,00

0

210,00

0

210,00

0

215,00

0

215,00

0

220,00

0

220,00

0225

,000

225,00

0 280,000

280,000240,000 mE

200,00

0 mN