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2010 APWA North American Snow Conference
04/18/2010
1
American Public Works American Public Works Association's North Association's North
ANTIANTI--ICING ICING -- AN ARGENTINA AN ARGENTINA PERSPECTIVEPERSPECTIVE
American Snow ConferenceAmerican Snow Conference
Ing. Juan Carlos CerratoIng. Juan Carlos Cerrato
AdministraciónAdministración GeneralGeneral de Vialidad Provincialde Vialidad Provincial. .
OBJECTIVESOBJECTIVES
•• Is it possible to implement a nationwide Is it possible to implement a nationwide antianti--icing program in one year ?icing program in one year ?
Argentina did it.Argentina did it.Santa Cruz did it.Santa Cruz did it.
Demostrate it is posible to change the way to do• Demostrate it is posible to change the way to do winter maintenance.
• Implement anti-icing easily with very simple elements.
• Improve the program in a few steps.
WHERE ARE WE?
THE PROXIMITY OF ` TWO OCEANS
MOIST WINDS OFF
HUMID AIR FROM THE ATLANTIC OCEAN
MOIST WINDS OFF THE PACIFIC OCEAN
Lago San Martín
L. Pueyrredón
Río
Pin
tura
s
L. Ghio
Río
Bla
nco
Río Ecker
L. Cochrane
R. M
ayer
R. Fénix Gde.
R. Guenguel
C ñd . El Pl uma
L. Salitroso
R . J e i n i me
ni
L. Asador
L. Grande
R. Deseado
R. Seco
R. Salado
L. Dulce
Rí o Ch i c o
A . Pi rámides
Rí o
De s e a d o
Cañadón Sa l ado
Pt S J liá
La FedericaLago Cardiel
Ea. Bajo Picaso
El SaladoMata Grande
Cañadón 11 de Septiembre
La FlechaGdor. Gregores
Tucu Tucu
Tamel AikeFlorida Negra
Bahía Laura
Ea. La Oriental
Hipólito Yrigoyen
Tellier
Pampa AltaAntonio de Biedma
Bajo CaracolesEa. Lº del Furioso
Pto. Bertrand
Jaramillo
Ramón Lista
Cabo Blanco
MazaredoFitz Roy
Tehuelches
La María
Chile Chico
Perito MorenoKoluel Kayke
Las Heras
Piedra ClavadaEl Pluma
Puerto Ibañez Cañadón Seco
PicoTruncado
Caleta Olivia
El Portezuelo
Balmaceda
L. Blanco
Matamagallanes
Los Monos
Dest. Polic.Ramón Santos
Minerales
Ex -Dest. Polic.Gdor. Moyano
Cerro Blanco
TresCerros
Yacimiento Cerro Vanguardia
Los Perales
L. Quiroga
Los Antiguos
Ct o
L. Burmeister
L. Hansen
L. Belgrano
L. Olnie
L. de Olín
L. de los Cisnes
R. Correntoso
A. La
s Chicas
R í o
Ing. Pallavicini
Salitral de Cabo Cur ioso
Pampa delSetenta
P. Murphy
B. Mazaredo
P. Casamayor
P. Nava
P. Guzmán
P. Guanacos
P. Mercedes
Lago del
PasoRodolfo Roballos
Ea. La María
Ex-Dest. Polic.J.J. Albornoz
Río Olín
Hotel Río Olnie
L. Posadas
Casa Riera
Playa Bonita
Sindicato Dodero
Las Horquetas Ranch
R. P. San Juan Bosco
P.F. V.P. Río Pinturas
P.F. V.P. Vicente Olivera
L. Azara
L. Mogote
PampaVerdún
L. QuirogaChico
R.
Ba
rr an
co s o
Gendarmería Nacional
a. M
aip
ú
Pla
. C
hac
abuc
o
Pla. Cancha
Rayada
P.F. Tamel AikeL. Strobel
P.F. Valenzuela A.G.V.P.
Paso Marconi (Lacustre)
Paso O'Higgins-San Martín (Lacustre)
PasoIbañez-Pallavicini
PasoJeinimeni
Paso Mayer-Ribera Norte(Sendero)
Paso Río Mosco
R. S
imps
on
R. In
f ant e
Ra
bón
Puerto Deseado
1000 Km.
700 Km.
R. E
l Zurd o
R. PenitenteR. Rubens
Río
Gallegos
Bzo . S ur Rí o Co i g (Coy l e)
R. Pelque
R. Turbio
A . Cho r r . Magá n
Rí
o L
a L e o n a
R í o Sa n t a Cr uz
R í o Coy l e
Cñd . Co r p i e A i ke
L. Anibal
Laguna Blanca
Punta Delgada
Puerto Munición
Ea. Monte Dinero
El Condor
Monte AymondEa. Pali Aike
Bella Vista
El Zurdo
Puerto NatalesEl Turbio
Yacimiento Río Turbio
28 de Noviembre
Julia Dufour
Las Buitreras
Pto. Pres. Arturo Illía
Dest. Pol ic. Chimen Aike
Cancha CarreraDest. Pol ic.Gobernador Mayer
Puerto Coig
Coy Aike
Las Horquetas
El
El Cerrito
Cañadón de las Vacas
Ea.
Rincón GrandeGendarme C. Barreto
Charles Fuhr
Río Bote
Ea. La Leona
Pto. Santa Cruz
Río Chico
Comandante LuisPiedra Buena
Ea. Punta del Lago
Tres Lagos
Ea. Mata Amarilla
Pto. San Julián
Ea. El Chonque
Lago Tar
El Chaltén
R í o Shehuen o Cha l í aEa. La Julia
L. Cifre
Ea. OtotelAike
Pje. Lemarchand
Paso IntegraciónAustral
Dest. GendarmeríaGaipon
Dest. de Gendarmería
Dest. de Gendarmería
Dest. PolicialDiego Ritchie
P.F. GilbertoSoulés AGVP
L. LosEscarchados
Río
Bo
te
PasoVerlika
PasoZamora
Río Cent
ine
la
P.F. Tapi Aike AGVP
Corr . de Los Frai
l es
R í o C
h i c
o
G
. A l m t e Mo n tt
L. delToro
Co r dón A l t o
L. Sarmiento
R. Guanaco
GlaciarMoreno
Pla.Magallanes
P. Norte
Bahía Posesión
L. Blanca
Lago Roca
DesiertoEa. El Condor
Ea. La Maipú
Ea. HillStation
Hotel Laguna Grande
Dest.Polic. Güer Aike
Paso Río Don Gui llermoEl Paine - Cancha Carrera
Is. Deseada
202
La Pingüinera
Is. El Crique
Ea. La Angelina
P.F. Puente Blanco AGVP
Dest. Sección Laurita
Dest. Sección Mina1Paso Dorotea
Hotel Fuentes del Coyle
Museo y Camping
Rut
a N
ac. J
. M. F
angi
o
Rut
a
Nac
. Cm
te. L
uis
Pid
rabu
ena
Corpen Aike
P.F. Fortaleza AGVP
Pta. Bandera
La Esperanza
Rí o C ó n d
o
r
Río Cangrejo R í o C h i c o
Lag. ZanjaPique
Lag. Grande
Cñd. Mack Aike
Lag. Cóndor Lags. de Morro Gay
Lag. S arm iento
R . V i z c a ch a
s
Lag. Ignac io
Lag. del Toro
Lag. Taliv a
Lag. delManantial
Lag. G rande
Lag. de la Vega
Lag. Amenida
Lag. Azul
Calafate
Lag. Cóndor
Río
B
os
qu
e
Lag. Torre
L ag . Eléctri co
Cñ
d.
F a b r e
BrazoChac abuco
Pla P
Glac iar Viedma
Glaciar Upsala
Glaciar Murallón
Brazo Upsala Brazo NorteGl.
Spegazzini
A.
de
lo
s P
ais
an
os
Lag. La Esperanz a
Aº de
l Ro
ble
Río Gallegos
SANTA CRUZ PROVINCE: NEBRASKA STATESANTA CRUZ PROVINCE: NEBRASKA STATE
AREA: 243.943 Km2. 200.340 Km2.AREA: 243.943 Km2. 200.340 Km2.
240 Km.
310 Km.
320Km.
410 Km.
POPULATION : 225.950 HAB.. 1.775.000 HAB.POPULATION : 225.950 HAB.. 1.775.000 HAB.
2010 APWA North American Snow Conference
04/18/2010
2
REALITY ANALYSISREALITY ANALYSIS
Large distances between cities.Large distances between cities.
6528 Km. of provincial roads .6528 Km. of provincial roads .
2389 Km. of federal roads.2389 Km. of federal roads.
Vehicles a dayVehicles a dayTMDA: Piedra Buena city: 1394 502 Transport (TMDA: Piedra Buena city: 1394 502 Transport (buses + buses + trucks)trucks)
TMDA: Chile boarder. 968 223 TransportTMDA: Chile boarder. 968 223 Transport
Conexión Conexión inter provinces e international.inter provinces e international.
OUR PROBLEMSOUR PROBLEMS
Isolated towns and farms Isolated towns and farms
Accidents.Accidents.
Roads closed.Roads closed.
Stuck. Vehicles in towns stopped.Stuck. Vehicles in towns stopped.
••STRONG WINDSSTRONG WINDS •• SNOW ACUMULATIONSNOW ACUMULATION
•• LARGE AREAS INVOLVEDLARGE AREAS INVOLVED
PART IPART I
PERIOD 1960 PERIOD 1960 –– 19981998
1960 1960 –– 2010 50 YEARS OF THE AGVP2010 50 YEARS OF THE AGVP
2010 APWA North American Snow Conference
04/18/2010
4
PART IIPART II
Period 1998’Period 1998’ 2008’2008’Period 1998Period 1998 -- 20082008
NEW EQUIPMENT NEW EQUIPMENT
2010 APWA North American Snow Conference
04/18/2010
5
PRACTICING DE ICINGPRACTICING DE ICING
E8 – Cañadón SecoE8 – Cañadón Seco
E6 – Lago PosadasE6 – Lago Posadas
E5 – Tamel Aike
PERMANENT POSTSPERMANENT POSTS
E1 – Río GallegosE1 – Río Gallegos
E2 – Bajo JohnE2 – Bajo JohnE4 – Tres Lagos
E3 – El CerritoE3 – El Cerrito
E7 – Tapi AikeE7 – Tapi Aike
E9 – Puente BlancoE9 – Puente Blanco
2010 APWA North American Snow Conference
04/18/2010
6
MOVABLE POSTSMOVABLE POSTS
PART IIIPART IIIPeriod FEBRUARY 2008’Period FEBRUARY 2008’-- JULY 08’:JULY 08’:
THE TRANSFORMATION IS THE TRANSFORMATION IS BEGINNING:BEGINNING:
THE TRIP
February – March 2008
WE SAWWE SAW
AND WE LEARNED
BACK TO PATAGONIABACK TO PATAGONIAPRINCIPLE OF PARETO : THE 80 PERCENT OF THE TASK IS DONE WITH THE 20 PERCENT OF THE EFFORT
EXPERIMENTAL SALT BRINE PLANT
2010 APWA North American Snow Conference
04/18/2010
7
ClNa liquid brine
INFORMATION KITsINFORMATION KITs
COMMUNICATIONS WITH COMMUNICATIONS WITH USERSUSERS
INFORMATION KITs INFORMATION KITs AND CDsAND CDs
TRIPTICOS AND TRIPTICOS AND BROCHURESBROCHURES
TRAINING PLAN TO THE DISTRICTS TRAINING PLAN TO THE DISTRICTS CHIEFS TO FORM WORKERS. CHIEFS TO FORM WORKERS.
COMMUNNICATION FROM COMMUNNICATION FROM EACH POSTEACH POST
INTERNET
RADIO: AM - FM
PART IVPART IVPeriod AUGUST 08’ Period AUGUST 08’ –– AUGUST 09’:AUGUST 09’:
CHANGES BECAME DEEPERCHANGES BECAME DEEPER
2010 APWA North American Snow Conference
04/18/2010
8
••ADDITION OF CALCIUM ADDITION OF CALCIUM CHLORIDECHLORIDE
••BETTER EQUIPMENTBETTER EQUIPMENT
ADDITION OF ADDITION OF SUGAR CANE SUGAR CANE
WASTEWASTEWASTE WASTE MATERIALSMATERIALS
Sal Natural
Cloruro de Calcio puro
80% NaCl / 20%CaCl2
90% NaCl /10%CaCl2
Fecha09/03/20
09 09/03/2009 10/03/2009 10/03/2009 12/03/2009 12/03/2009 12/03/2009 12/03/2009
BRINESBRINES
ANALISYS IN OUR LABS.
Densidad (gr/mL) 1,197 1,197 1,183 1,183 1,122 1,122 1,149 1,149
pH 9 9 11 11 9 9 11 11
Temperatura (ºC) 23 23 50 50 25 25 25 25
Punto de congelaminento (ªC) -13,1 -12,6 -25 -24 -15,4 -15,1 -14,0 -14,2
Cloruros (g/L) 39,2 37,8 39 39,4
Time (min)Temperatur ºC
Temperatur ºC Sample 1 80% de ClNa brine at 24%
Muestra 1 Muestra 2 Commercial 10% de Cl2Ca at 28%
0 -24 -27 10% de Fundente agrícola conc
10 -23 -24
20 -21 -23 Sample 2 80% de Cl Na at 23%
30 -21 -23 Lab. 10% de Cl2Ca at 28%
40 -20 -22 10% de Fundente agrícola conc
50 -22 -23
60 -20 -21
70 -20 -21
80 -19 -20
90 -16,8 -16,7
100 -13,5 -13,6
FREEZING POINT
TEMPERATURE SENSOR PAVEMENT
2010 APWA North American Snow Conference
04/18/2010
9
OTHER ACTIONSOTHER ACTIONS
PARTICIPATION INTO C.U.V.I (WINTER PARTICIPATION INTO C.U.V.I (WINTER ROAD UNIVERSITY CENTER).ROAD UNIVERSITY CENTER).
CREATION OF THE REMOTES CREATION OF THE REMOTES MEASUREMENT DEPARTMENT ANDMEASUREMENT DEPARTMENT ANDMEASUREMENT DEPARTMENT AND MEASUREMENT DEPARTMENT AND FORECASTING IN THE AGVP.FORECASTING IN THE AGVP.
WEATHER STATIONS
INSTALED
AIRPORTS
FUTURE
OTHER ACTIONSOTHER ACTIONS
PARTICIPATION INTO C.U.V.I PARTICIPATION INTO C.U.V.I (WINTER ROAD UNIVERSITY CENTER).(WINTER ROAD UNIVERSITY CENTER).
CREATION OF THE REMOTES CREATION OF THE REMOTES MEASUREMENT DEPARTMENT AND MEASUREMENT DEPARTMENT AND FORECASTING IN THE AGVP.FORECASTING IN THE AGVP.
CONSTRUCTION OF THE FIRST CONSTRUCTION OF THE FIRST SNOW FENCESNOW FENCE
116 METERS OF SNOW FENCES
PART VPART V
THE FUTURETHE FUTURENO RETURNING WAYNO RETURNING WAY
INMEDIATS OBJECTIVES (2010)INMEDIATS OBJECTIVES (2010)REPRODUCE ANTI ICING PLANTS.( 4 inmediats + 3 )REPRODUCE ANTI ICING PLANTS.( 4 inmediats + 3 )TO WORK WITH THE BRINE SPRINKLERS TO FIND THE TO WORK WITH THE BRINE SPRINKLERS TO FIND THE AUTOMATION.AUTOMATION.
LONG LONG --TERM OBJECTIVESTERM OBJECTIVESTO WORK WITH “Servicio Meteorológico Nacional” IN THE TO WORK WITH “Servicio Meteorológico Nacional” IN THE EARLY ALERTEARLY ALERTTO SEND BY SATELLITES WEATHER MEASUREMENTS TO SEND BY SATELLITES WEATHER MEASUREMENTS AND IMAGES.AND IMAGES.TO LOOK FOR THE BEST BRINE FOR EACH POSTTO LOOK FOR THE BEST BRINE FOR EACH POSTTO PROYECT AND RISE NEW SNOW FENCES (600 TO PROYECT AND RISE NEW SNOW FENCES (600 meters)meters)
2010 APWA North American Snow Conference
04/18/2010
10
THE SECRET:THE SECRET:HOW TO IMPLEMENT HOW TO IMPLEMENT
IT SUCCESFULLY?IT SUCCESFULLY?
AUTHORITIES CONVICTIONAUTHORITIES CONVICTIONIt is easier to implement an anti icing program.It is easier to implement an anti icing program.p g p gp g p gIt is easier request founds.It is easier request founds.It is easier to maintain the program throughout It is easier to maintain the program throughout the time.the time.
TEAM WORKINGTEAM WORKINGLet workers participate with ideas.Let workers participate with ideas.We need CONVICTION of workers too!!!We need CONVICTION of workers too!!!
THANKS !!!THANKS !!!
THE ENDTHE END
1810 – 2010 - 200 YEARS OF THE ARGENTINA’S INDEPENDENCE