Makalu | 1991 Makalu La-NW Ridge
A Netherlands expedition to Makalu in 1991 via Makalu La-NW Ridge, led by Rene de Bos. Summit reached on 27th April 1991. 6 members recorded.
Expedition Details
| Field | Value |
|---|---|
| ID | 774 |
| Imported | 2026-03-06 18:04:49.359634 |
| Expedition ID | MAKA91103 |
| Peak ID | MAKA |
| Year | 1991 |
| Season | 1 |
| Host Country | 1 |
| Route 1 | Makalu La-NW Ridge |
| Route 2 | - |
| Route 3 | - |
| Route 4 | - |
| Nationality | Netherlands |
| Leaders | Rene de Bos |
| Sponsor | Dutch Makalu I Expedition |
| Success 1 | False |
| Success 2 | False |
| Success 3 | False |
| Success 4 | False |
| Ascent 1 | - |
| Ascent 2 | - |
| Ascent 3 | - |
| Ascent 4 | - |
| Claimed | False |
| Disputed | False |
| Countries | - |
| Approach | - |
| Basecamp Date | 1991-04-05 |
| Summit Date | 1991-04-27 |
| Summit Time | - |
| Summit Days | 22 |
| Total Days | 27 |
| Termination Date | 1991-05-02 |
| Termination Reason | 4 |
| Termination Notes | - |
| High Point (m) | 7400 |
| Traverse | False |
| Ski | False |
| Paraglide | False |
| Camps | 3 |
| Fixed Rope (m) | 0 |
| Total Members | 6 |
| Summit Members | 0 |
| Member Deaths | 0 |
| Total Hired | 3 |
| Summit Hired | 0 |
| Hired Deaths | 0 |
| No Hired | False |
| O2 Used | False |
| O2 None | True |
| O2 Climb | False |
| O2 Descent | False |
| O2 Sleep | False |
| O2 Medical | False |
| O2 Taken | False |
| O2 Unknown | False |
| Other Summits | Climbed Kangchungste (Makalu II) illegally (MAK2-911-01) |
| Campsites | BC(05/04,5350m),C1(07/04,6000m),C2(12/04,6700m),C3(27/04,7400m),xxx(7400m) |
| Route Notes | BC at Japanese BC near glacier's junction C3 at Makalu La (around corner out of wind, highest point on Makalu attempt). "Had so much wind even at BC." 29th April reached 7640m summit of Kangchungtse. Had trouble with kerosene for stove and heard from Burleson about ice on rock above and already 2 nights at La, so De Bos and Willekens, the only people then in C3, went to Kangchungtse summit. Turned back and down to C1 after Kangchungtse ascent. 30th down from C3 and no one else up after that. Sherpas had cleared some camps and De Bos and Willekens cleared most of the rest. |
| Accidents | None |
| Achievement | - |
| Agency | - |
| Commercial Route | - |
| Standard Route | True |
| Primary Route | False |
| Primary Member | False |
| Primary Reference | - |
| Primary ID | - |
| Checksum | 2451355 |
| Year | 1991 |
| Summit Success | False |
| O2 Summary | None |
| Route (lowercase) | makalu la-nw ridge |
Members
6 recorded members.
| Name | Sex | Year of Birth | Citizenship | Status | Residence | Occupation | |
|---|---|---|---|---|---|---|---|
| Rene De Bos | M | 1959 | Netherlands | Leader | Hague, Netherlands | Biochemist | Details Other expeditions |
| Frank Hoppenbrouwer | M | 1959 | Netherlands | Exp Doctor | Amsterdam, Netherlands | Physician | Details Other expeditions |
| Michel Schuitemaker | M | 1961 | Netherlands | Climber | Rotterdam, Netherlands | Chemical analyst | Details Other expeditions |
| Maurice Van der Berge | M | 1969 | Netherlands | Climber | Hague, Netherlands | Car salesman | Details Other expeditions |
| Marirus Dirk (Marc) Van der Berge | M | 1962 | Netherlands | Climber | Barenorecht, Netherlands | Chemical analyst | Details Other expeditions |
| Wilhelmus (Wim) Willekens | M | 1963 | Netherlands | Climber | Rockanje, Netherlands | Chemical analyst | Details Other expeditions |
References
3 recorded references.
| Expedition ID | Journal | Author | Title | Publisher | Citation | Yak 94 |
|---|---|---|---|---|---|---|
| MAKA91103 | AAJ | De Bos, Rene | - | - | 66:191 (1992) | - |
| MAKA91103 | MM | - | - | - | 140:7 (Jul 1991) | - |
| MAKA91103 | - | - | http://publications.americanalpineclub.org/articles/12199219102/Asia-Nepal-Makalu-Attempt-and-Kangchungste-Ascent | - | - | - |