Marítima del Norte







Sierra Maria

Shipyard / Year	Astilleros Corcho / 1958
Dead weight	1,820	MT
Gross register	998	GRT
Length	78.5	mtr
Breadth	11.3	mtr
Depth	7.0	mtr
Maximum draft	5.9	mtr
Propulsion	Werkspoor TMABS 398
Power	1,700	H.P.
Dynamos	2 x 65 kW + 1 x 20 kW - 220 VDC
Speed	13	knots
Sold	1979	to
Owner	Ore, S.L. - La Coruña
Name	Ore
Sunk	07/09/1986 - Close to Oualidia (Morocco)

Drawings of Sierra Maria and Sierra Madre


Sierra Madre

Shipyard / Year	Astilleros Corcho / 1958
Dead weight	1,820	MT
Gross register	998	GRT
Length	78.5	mtr
Breadth	11.3	mtr
Depth	7.0	mtr
Maximum draft	5.9	mtr
Propulsion	Werkspoor TMABS 398
Power	1,700	H.P.
Dynamos	2 x 65 kW + 1 x 20 kW - 220 VDC
Speed	13	knots
Sunk	13/04/1976 - Close to Santander

La Vanguardia - 24/April/1976


Sierra Urbion

Shipyard / Year	E.N. Elcano - Sevilla / 1958
Dead weight	1,200	MT
Gross register	686	GRT
Net register	323	NRT
Length	72.6	mtr
Breadth	11.2	mtr
Depth	6.2	mtr
Propulsion	Werkspoor TMABS 398
Power	1,700	H.P.
Speed	12.5	knots
Scrapped	Marín (Pontevedra) - 1979

Converted to mini-bulkcarrier


Sierra Umbria

Shipyard / Year	E.N. Elcano - Sevilla / 1959
Dead weight	1,200	MT
Gross register	686	GRT
Net register	323	NRT
Length	72.6	mtr
Breadth	11.2	mtr
Depth	6.2	mtr
Propulsion	Werkspoor TMABS 398
Power	1,700	H.P.
Speed	12.5	knots
Sunk	28/02/1964 - Collision at North Sea

Sailing on the Seine River


Sierra Blanca

Shipyard / Year	Celaya (Erandio) / 1960
Dead weight	815	MT
Gross register	669	GRT
Net register	428	NRT
Length	56.6	mtr
Breadth	9.1	mtr
Depth	5.4	mtr
Maximum draft	4.0	mtr
Propulsion	MWM 8TbRH 348 SU
Power	1,200	H.P.
Dynamos	1 x 40 kW + 1 x 20 kW - 220 VDC
Speed	12.8	knots
Sold	1977	to
Owner	Asturiana de Navegación
Name	Arnao
Owner / Year	Ore, S.L. - La Coruña / 1982
Name	Arnao
Owner / Year	Maritima Trasatlántica / 1989
Name	Maitin
Sunk	21/10/1990 - Perú coast

Drawings of Sierra Blanca, Sierra Bermeja, Sierra Bravia and Sierra Banderas

Sierra Bravia

Shipyard / Year	Celaya (Erandio) / 1960
Dead weight	802	MT
Gross register	672	GRT
Length	56.6	mtr
Breadth	9.1	mtr
Depth	5.4	mtr
Maximum draft	4.0	mtr
Propulsion	MWM 8TbRH 348 SU
Power	1,200	H.P.
Dynamos	1 x 40 kW + 1 x 20 kW - 220 VDC
Speed	12.8	knots
Sunk	12/04/1970 - English Channel

Sierra Banderas

Shipyard / Year	Celaya (Erandio) / 1961
Dead weight	844	MT
Gross register	671	GRT
Length	56.6	mtr
Breadth	9.1	mtr
Depth	5.4	mtr
Maximum draft	4.0	mtr
Propulsion	MWM 6TbRH 348 SU
Power	950	H.P.
Dynamos	1 x 40 kW + 1 x 20 kW - 220 VDC
Speed	12.8	knots
Sunk	19/02/1963 - Requejada inlet

MWM TbRH 348 SU engine Upper part views
Fuel injection pumps


With the contribution of Javier Careaga Basarrate, who compiled part of data

  Spanish version 

    

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